/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-4.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 09:36:28,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 09:36:28,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 09:36:28,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 09:36:28,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf [2021-06-06 09:36:28,817 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 09:36:28,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 09:36:28,817 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 09:36:28,817 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 09:36:28,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 09:36:28,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 09:36:28,818 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 09:36:28,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 09:36:28,818 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 09:36:28,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 09:36:28,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 09:36:28,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 09:36:28,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 09:36:28,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 09:36:28,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 09:36:28,819 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 09:36:28,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 09:36:28,819 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 09:36:28,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 09:36:28,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 09:36:28,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 09:36:28,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 09:36:28,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 09:36:28,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 09:36:28,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 09:36:28,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 09:36:28,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 09:36:28,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 09:36:28,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 09:36:28,820 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 09:36:28,820 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 09:36:28,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 09:36:28,821 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 09:36:28,821 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 09:36:29,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 09:36:29,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 09:36:29,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 09:36:29,070 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 09:36:29,071 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 09:36:29,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-4.wvr.bpl [2021-06-06 09:36:29,072 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-4.wvr.bpl' [2021-06-06 09:36:29,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 09:36:29,109 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 09:36:29,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 09:36:29,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 09:36:29,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 09:36:29,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:36:29" (1/1) ... [2021-06-06 09:36:29,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:36:29" (1/1) ... [2021-06-06 09:36:29,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 09:36:29,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 09:36:29,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 09:36:29,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 09:36:29,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:36:29" (1/1) ... [2021-06-06 09:36:29,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:36:29" (1/1) ... [2021-06-06 09:36:29,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:36:29" (1/1) ... [2021-06-06 09:36:29,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:36:29" (1/1) ... [2021-06-06 09:36:29,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:36:29" (1/1) ... [2021-06-06 09:36:29,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:36:29" (1/1) ... [2021-06-06 09:36:29,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:36:29" (1/1) ... [2021-06-06 09:36:29,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 09:36:29,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 09:36:29,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 09:36:29,146 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 09:36:29,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:36:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 09:36:29,191 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 09:36:29,191 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 09:36:29,191 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 09:36:29,192 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 09:36:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 09:36:29,192 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 09:36:29,192 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 09:36:29,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 09:36:29,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 09:36:29,193 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 09:36:29,463 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 09:36:29,463 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-06 09:36:29,464 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-06 09:36:29,465 INFO L202 PluginConnector]: Adding new model unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 09:36:29 BoogieIcfgContainer [2021-06-06 09:36:29,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 09:36:29,466 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 09:36:29,466 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 09:36:29,468 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 09:36:29,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:36:29" (1/2) ... [2021-06-06 09:36:29,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d9c091 and model type unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 09:36:29, skipping insertion in model container [2021-06-06 09:36:29,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 09:36:29" (2/2) ... [2021-06-06 09:36:29,470 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-4.wvr.bpl [2021-06-06 09:36:29,473 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 09:36:29,473 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 09:36:29,474 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 09:36:29,474 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 09:36:29,492 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 09:36:29,515 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 09:36:29,570 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 09:36:29,570 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 09:36:29,570 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 09:36:29,570 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 09:36:29,571 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 09:36:29,571 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 09:36:29,571 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 09:36:29,572 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 09:36:29,600 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:29,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:29,606 INFO L82 PathProgramCache]: Analyzing trace with hash -1298021065, now seen corresponding path program 1 times [2021-06-06 09:36:29,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:29,612 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473063032] [2021-06-06 09:36:29,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:29,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:29,800 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:29,800 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473063032] [2021-06-06 09:36:29,801 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473063032] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 09:36:29,801 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 09:36:29,801 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 09:36:29,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64819576] [2021-06-06 09:36:29,804 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 09:36:29,804 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:29,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 09:36:29,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-06 09:36:29,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:29,813 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:29,814 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:29,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:29,839 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 09:36:29,839 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:29,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:29,840 INFO L82 PathProgramCache]: Analyzing trace with hash 1876900165, now seen corresponding path program 1 times [2021-06-06 09:36:29,840 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:29,840 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647678223] [2021-06-06 09:36:29,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:29,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:29,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:29,985 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:29,985 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647678223] [2021-06-06 09:36:29,986 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647678223] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:29,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868025216] [2021-06-06 09:36:29,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:30,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-06 09:36:30,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:30,152 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 11 treesize of output 7 [2021-06-06 09:36:30,154 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:36:30,157 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:30,158 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:36:30,158 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-06-06 09:36:30,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:30,172 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868025216] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:30,172 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:36:30,172 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-06-06 09:36:30,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535807100] [2021-06-06 09:36:30,174 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 09:36:30,174 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:30,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 09:36:30,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-06-06 09:36:30,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:30,181 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:30,181 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:30,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:30,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:30,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:30,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:30,431 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:30,433 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:30,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:30,434 INFO L82 PathProgramCache]: Analyzing trace with hash 1515210487, now seen corresponding path program 2 times [2021-06-06 09:36:30,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:30,434 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244748931] [2021-06-06 09:36:30,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:30,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:30,625 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:30,625 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244748931] [2021-06-06 09:36:30,625 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244748931] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:30,625 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720169437] [2021-06-06 09:36:30,625 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 [2021-06-06 09:36:30,664 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:36:30,664 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:36:30,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-06 09:36:30,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:30,776 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:30,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-06-06 09:36:30,780 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:36:30,782 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:30,783 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:36:30,784 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-06-06 09:36:30,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:30,793 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1720169437] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:30,793 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:36:30,793 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-06-06 09:36:30,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212589897] [2021-06-06 09:36:30,794 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 09:36:30,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:30,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 09:36:30,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-06-06 09:36:30,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:30,795 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:30,796 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:30,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:30,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:30,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:30,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:30,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:30,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:31,064 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:31,064 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:31,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:31,064 INFO L82 PathProgramCache]: Analyzing trace with hash -1107234939, now seen corresponding path program 3 times [2021-06-06 09:36:31,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:31,065 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789061799] [2021-06-06 09:36:31,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:31,156 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:31,157 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:31,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789061799] [2021-06-06 09:36:31,157 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789061799] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:31,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [636139424] [2021-06-06 09:36:31,157 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 [2021-06-06 09:36:31,197 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 09:36:31,197 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:36:31,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 09:36:31,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:31,421 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:31,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-06-06 09:36:31,443 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:36:31,444 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:31,445 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:36:31,445 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-06-06 09:36:31,457 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:31,457 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [636139424] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:31,457 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:36:31,457 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-06-06 09:36:31,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135066864] [2021-06-06 09:36:31,458 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 09:36:31,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:31,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 09:36:31,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-06-06 09:36:31,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:31,460 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:31,460 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:31,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:31,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:31,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:31,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:31,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:31,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:31,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:31,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:31,747 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:31,747 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:31,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:31,747 INFO L82 PathProgramCache]: Analyzing trace with hash -798664521, now seen corresponding path program 4 times [2021-06-06 09:36:31,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:31,748 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88009037] [2021-06-06 09:36:31,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:31,792 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:31,792 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:31,792 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88009037] [2021-06-06 09:36:31,792 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88009037] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:31,792 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [603325155] [2021-06-06 09:36:31,793 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 [2021-06-06 09:36:31,819 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 09:36:31,820 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:36:31,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 09:36:31,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:31,867 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:31,868 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [603325155] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:31,868 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:36:31,868 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-06-06 09:36:31,868 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745429981] [2021-06-06 09:36:31,868 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 09:36:31,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:31,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 09:36:31,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-06-06 09:36:31,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:31,869 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:31,869 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:31,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:31,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:31,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:31,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:31,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:31,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:31,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:31,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:31,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:31,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:32,117 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-06 09:36:32,117 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:32,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:32,118 INFO L82 PathProgramCache]: Analyzing trace with hash 1836816026, now seen corresponding path program 1 times [2021-06-06 09:36:32,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:32,118 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568839299] [2021-06-06 09:36:32,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:32,202 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:32,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568839299] [2021-06-06 09:36:32,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568839299] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:32,203 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1247073998] [2021-06-06 09:36:32,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:32,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-06 09:36:32,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:32,484 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:32,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 23 treesize of output 64 [2021-06-06 09:36:32,521 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:36:32,523 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:32,523 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:36:32,523 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-06-06 09:36:32,529 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:32,529 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1247073998] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:32,529 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:36:32,529 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-06 09:36:32,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206792875] [2021-06-06 09:36:32,529 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 09:36:32,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:32,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 09:36:32,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2021-06-06 09:36:32,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:32,533 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:32,533 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 16 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:32,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:32,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:32,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:32,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:32,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:32,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:32,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:32,875 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:32,876 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:32,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:32,876 INFO L82 PathProgramCache]: Analyzing trace with hash 2020244300, now seen corresponding path program 2 times [2021-06-06 09:36:32,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:32,876 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415638458] [2021-06-06 09:36:32,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:33,019 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:33,022 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:33,023 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415638458] [2021-06-06 09:36:33,023 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415638458] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:33,023 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77329264] [2021-06-06 09:36:33,023 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:33,048 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:36:33,049 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:36:33,051 WARN L261 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 36 conjunts are in the unsatisfiable core [2021-06-06 09:36:33,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:33,242 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:33,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-06-06 09:36:33,357 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:36:33,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:33,359 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:36:33,359 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-06-06 09:36:33,364 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:33,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [77329264] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:33,364 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:36:33,364 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-06-06 09:36:33,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613428627] [2021-06-06 09:36:33,365 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 09:36:33,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:33,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 09:36:33,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2021-06-06 09:36:33,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:33,366 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:33,366 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:33,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:33,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:33,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:33,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:33,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:33,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:33,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:33,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:33,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:33,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:33,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:33,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:33,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:33,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:33,686 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-06 09:36:33,687 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:33,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:33,687 INFO L82 PathProgramCache]: Analyzing trace with hash -883413798, now seen corresponding path program 3 times [2021-06-06 09:36:33,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:33,687 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448408819] [2021-06-06 09:36:33,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:33,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:33,815 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:33,815 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:33,816 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448408819] [2021-06-06 09:36:33,816 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448408819] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:33,816 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [800894445] [2021-06-06 09:36:33,816 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:33,846 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-06 09:36:33,846 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:36:33,847 WARN L261 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 40 conjunts are in the unsatisfiable core [2021-06-06 09:36:33,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:34,082 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:34,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-06-06 09:36:34,346 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:36:34,347 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:34,347 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:36:34,348 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-06-06 09:36:34,353 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:34,353 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [800894445] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:34,353 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:36:34,353 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-06 09:36:34,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63337476] [2021-06-06 09:36:34,353 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-06 09:36:34,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:34,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-06 09:36:34,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2021-06-06 09:36:34,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:34,354 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:34,354 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.380952380952381) internal successors, (29), 20 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:34,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:34,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:34,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:34,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:34,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:34,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:34,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:34,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:34,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:34,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:34,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:34,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:34,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:34,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:34,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:34,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:34,704 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-06-06 09:36:34,708 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:34,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:34,709 INFO L82 PathProgramCache]: Analyzing trace with hash -702501620, now seen corresponding path program 4 times [2021-06-06 09:36:34,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:34,709 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155377681] [2021-06-06 09:36:34,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:34,811 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:34,812 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:34,812 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155377681] [2021-06-06 09:36:34,812 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155377681] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:34,812 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250583858] [2021-06-06 09:36:34,812 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:34,855 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 09:36:34,855 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:36:34,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 34 conjunts are in the unsatisfiable core [2021-06-06 09:36:34,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:35,169 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:35,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 13 new quantified variables, introduced 21 case distinctions, treesize of input 35 treesize of output 193 [2021-06-06 09:36:35,703 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:36:35,704 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:35,705 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:36:35,705 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-06-06 09:36:35,710 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:35,710 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [250583858] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:35,710 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:36:35,710 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-06 09:36:35,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041486025] [2021-06-06 09:36:35,711 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-06 09:36:35,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:35,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-06 09:36:35,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2021-06-06 09:36:35,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:35,711 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:35,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.4761904761904763) internal successors, (31), 20 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:35,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:35,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:35,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:35,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:35,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:35,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:35,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:35,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:35,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:36,076 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:36,077 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:36,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:36,077 INFO L82 PathProgramCache]: Analyzing trace with hash 610808602, now seen corresponding path program 5 times [2021-06-06 09:36:36,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:36,079 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733136025] [2021-06-06 09:36:36,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:36,143 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 21 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:36,143 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:36,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733136025] [2021-06-06 09:36:36,143 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733136025] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:36,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [520312631] [2021-06-06 09:36:36,143 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:36,182 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 09:36:36,182 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:36:36,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 09:36:36,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:36,222 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:36,222 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [520312631] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:36,223 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:36:36,223 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-06-06 09:36:36,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022262863] [2021-06-06 09:36:36,223 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 09:36:36,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:36,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 09:36:36,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-06-06 09:36:36,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:36,224 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:36,224 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:36,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:36,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:36,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:36,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:36,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:36,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:36,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:36,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:36,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:36,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:36,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:36:36,509 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable199 [2021-06-06 09:36:36,509 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:36,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:36,509 INFO L82 PathProgramCache]: Analyzing trace with hash -1714157417, now seen corresponding path program 6 times [2021-06-06 09:36:36,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:36,509 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307119792] [2021-06-06 09:36:36,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:36,672 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:36,672 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:36,672 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307119792] [2021-06-06 09:36:36,672 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307119792] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:36,672 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [870420520] [2021-06-06 09:36:36,672 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:36,703 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-06 09:36:36,703 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:36:36,704 WARN L261 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-06 09:36:36,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:37,123 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:37,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-06-06 09:36:38,922 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:36:38,923 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:38,923 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:36:38,923 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-06-06 09:36:38,928 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:38,929 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [870420520] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:38,929 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:36:38,929 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2021-06-06 09:36:38,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971606099] [2021-06-06 09:36:38,929 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-06 09:36:38,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:38,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-06 09:36:38,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=636, Unknown=0, NotChecked=0, Total=702 [2021-06-06 09:36:38,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:38,930 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:38,930 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 26 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:36:38,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:36:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:36:39,436 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable200 [2021-06-06 09:36:39,439 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:39,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:39,439 INFO L82 PathProgramCache]: Analyzing trace with hash 1951548197, now seen corresponding path program 7 times [2021-06-06 09:36:39,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:39,439 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19086045] [2021-06-06 09:36:39,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:39,610 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:39,611 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:39,611 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19086045] [2021-06-06 09:36:39,611 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19086045] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:39,611 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1336848275] [2021-06-06 09:36:39,611 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:39,639 WARN L261 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-06 09:36:39,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:40,148 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-06-06 09:36:40,148 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:40,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 36 case distinctions, treesize of input 43 treesize of output 319 [2021-06-06 09:36:41,186 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-06-06 09:36:42,021 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 214 [2021-06-06 09:36:42,172 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 247 [2021-06-06 09:36:42,471 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-06 09:36:42,769 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-06 09:36:43,147 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 387 [2021-06-06 09:36:43,554 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 257 [2021-06-06 09:36:44,254 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-06 09:36:44,385 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-06 09:36:44,582 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 282 [2021-06-06 09:36:45,215 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 210 [2021-06-06 09:36:45,331 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 210 [2021-06-06 09:36:45,645 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:36:45,646 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:45,646 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:36:45,646 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-06-06 09:36:45,651 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:45,651 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1336848275] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:45,652 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:36:45,652 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2021-06-06 09:36:45,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442149828] [2021-06-06 09:36:45,652 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-06 09:36:45,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:36:45,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-06 09:36:45,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=742, Unknown=0, NotChecked=0, Total=812 [2021-06-06 09:36:45,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:45,653 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:36:45,653 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 28 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:36:45,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:36:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:36:46,140 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable444 [2021-06-06 09:36:46,140 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:36:46,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:36:46,141 INFO L82 PathProgramCache]: Analyzing trace with hash -375694761, now seen corresponding path program 8 times [2021-06-06 09:36:46,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:36:46,141 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71698117] [2021-06-06 09:36:46,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:36:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:36:46,337 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:36:46,337 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:36:46,337 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71698117] [2021-06-06 09:36:46,337 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71698117] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:36:46,337 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [61041569] [2021-06-06 09:36:46,338 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:36:46,364 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:36:46,364 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:36:46,365 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 60 conjunts are in the unsatisfiable core [2021-06-06 09:36:46,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:36:46,943 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-06 09:36:46,943 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:36:46,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-06-06 09:36:47,898 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 265 [2021-06-06 09:36:48,082 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-06 09:36:48,262 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-06 09:36:48,471 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 298 [2021-06-06 09:36:48,861 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 419 [2021-06-06 09:36:49,077 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 367 [2021-06-06 09:36:49,327 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 330 [2021-06-06 09:36:49,530 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 298 [2021-06-06 09:36:50,003 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 261 [2021-06-06 09:36:50,781 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 358 [2021-06-06 09:36:51,026 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 329 [2021-06-06 09:36:51,146 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 245 [2021-06-06 09:36:52,318 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 356 [2021-06-06 09:36:52,786 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 494 [2021-06-06 09:36:52,993 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 304 [2021-06-06 09:36:53,894 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 239 [2021-06-06 09:36:54,409 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 245 [2021-06-06 09:36:54,888 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 219 [2021-06-06 09:36:55,160 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 342 [2021-06-06 09:36:55,960 WARN L205 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-06 09:36:56,754 WARN L205 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-06 09:36:57,633 WARN L205 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 663 [2021-06-06 09:36:58,677 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 665 DAG size of output: 835 [2021-06-06 09:36:58,857 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 361 [2021-06-06 09:36:59,689 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 271 [2021-06-06 09:37:00,041 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 538 [2021-06-06 09:37:00,495 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 342 [2021-06-06 09:37:00,996 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-06 09:37:01,492 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-06 09:37:02,051 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 465 [2021-06-06 09:37:02,630 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 616 [2021-06-06 09:37:02,882 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 373 [2021-06-06 09:37:03,091 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 375 [2021-06-06 09:37:03,312 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 343 [2021-06-06 09:37:04,042 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 277 [2021-06-06 09:37:04,667 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 380 [2021-06-06 09:37:04,952 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 437 [2021-06-06 09:37:05,739 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 197 [2021-06-06 09:37:06,226 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 562 [2021-06-06 09:37:06,751 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 436 [2021-06-06 09:37:07,796 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 254 [2021-06-06 09:37:08,658 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 422 [2021-06-06 09:37:09,748 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 545 [2021-06-06 09:37:10,822 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-06 09:37:11,898 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-06 09:37:13,041 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 1554 DAG size of output: 954 [2021-06-06 09:37:13,205 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 611 [2021-06-06 09:37:13,554 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 447 [2021-06-06 09:37:14,252 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 294 [2021-06-06 09:37:14,428 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-06 09:37:14,597 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-06 09:37:14,775 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 338 [2021-06-06 09:37:14,957 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 321 [2021-06-06 09:37:15,277 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:37:15,278 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:37:15,279 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:37:15,279 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-06-06 09:37:15,283 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:37:15,284 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [61041569] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:37:15,284 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:37:15,284 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-06 09:37:15,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362955901] [2021-06-06 09:37:15,284 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 09:37:15,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:37:15,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 09:37:15,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=855, Unknown=0, NotChecked=0, Total=930 [2021-06-06 09:37:15,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:37:15,285 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:37:15,285 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 30 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:37:15,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:37:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:37:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:37:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:37:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:37:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:37:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:37:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:37:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:37:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:37:15,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:37:15,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:37:15,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:37:15,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:37:15,772 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable903 [2021-06-06 09:37:15,773 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:37:15,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:37:15,773 INFO L82 PathProgramCache]: Analyzing trace with hash 494217573, now seen corresponding path program 9 times [2021-06-06 09:37:15,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:37:15,773 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036011456] [2021-06-06 09:37:15,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:37:15,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:37:15,938 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:37:15,938 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:37:15,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036011456] [2021-06-06 09:37:15,938 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036011456] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:37:15,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414007905] [2021-06-06 09:37:15,938 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:37:15,971 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-06 09:37:15,971 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:37:15,972 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 51 conjunts are in the unsatisfiable core [2021-06-06 09:37:15,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:37:16,567 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-06-06 09:37:16,567 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:37:16,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 21 new quantified variables, introduced 55 case distinctions, treesize of input 51 treesize of output 477 [2021-06-06 09:37:17,841 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 351 [2021-06-06 09:37:18,007 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 372 [2021-06-06 09:37:18,220 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 408 [2021-06-06 09:37:19,502 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 389 [2021-06-06 09:37:19,697 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 409 [2021-06-06 09:37:19,944 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 445 [2021-06-06 09:37:20,490 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 727 [2021-06-06 09:37:21,053 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 728 [2021-06-06 09:37:21,739 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 753 [2021-06-06 09:37:22,517 WARN L205 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 775 [2021-06-06 09:37:23,407 WARN L205 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-06 09:37:24,295 WARN L205 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-06 09:37:25,348 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 1192 DAG size of output: 813 [2021-06-06 09:37:27,649 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 815 DAG size of output: 982 [2021-06-06 09:37:29,343 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 786 DAG size of output: 884 [2021-06-06 09:37:30,397 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 765 DAG size of output: 798 [2021-06-06 09:37:31,978 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 754 DAG size of output: 1042 [2021-06-06 09:37:32,818 WARN L205 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 844 [2021-06-06 09:37:33,153 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 317 [2021-06-06 09:37:34,069 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 179 [2021-06-06 09:37:34,182 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 256 [2021-06-06 09:37:34,330 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-06 09:37:35,369 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 230 [2021-06-06 09:37:35,566 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 252 [2021-06-06 09:37:35,763 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 259 [2021-06-06 09:37:36,609 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 199 [2021-06-06 09:37:36,945 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 331 [2021-06-06 09:37:37,355 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 350 [2021-06-06 09:37:38,485 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-06-06 09:37:38,657 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 217 [2021-06-06 09:37:39,181 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 246 [2021-06-06 09:37:39,679 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 331 [2021-06-06 09:37:39,841 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 262 [2021-06-06 09:37:40,059 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 324 [2021-06-06 09:37:40,221 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 244 [2021-06-06 09:37:40,855 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 257 [2021-06-06 09:37:41,140 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 218 [2021-06-06 09:37:41,271 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 210 [2021-06-06 09:37:41,434 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 228 [2021-06-06 09:37:41,603 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 241 [2021-06-06 09:37:42,192 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 210 [2021-06-06 09:37:42,854 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2021-06-06 09:37:43,025 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 282 [2021-06-06 09:37:43,258 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 300 [2021-06-06 09:37:43,595 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 296 [2021-06-06 09:37:44,934 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 216 [2021-06-06 09:37:45,097 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 235 [2021-06-06 09:37:45,572 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 313 [2021-06-06 09:37:46,658 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 1222 DAG size of output: 455 [2021-06-06 09:37:48,153 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 1424 DAG size of output: 577 [2021-06-06 09:37:48,323 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 277 [2021-06-06 09:37:48,535 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 283 [2021-06-06 09:37:48,686 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-06-06 09:37:49,520 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2021-06-06 09:37:49,697 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 285 [2021-06-06 09:37:50,046 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 219 [2021-06-06 09:37:50,999 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 247 [2021-06-06 09:37:51,248 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 311 [2021-06-06 09:37:52,323 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 186 [2021-06-06 09:37:52,531 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2021-06-06 09:37:53,032 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 400 [2021-06-06 09:37:53,682 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 483 [2021-06-06 09:37:54,441 WARN L205 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 507 [2021-06-06 09:37:55,825 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 251 [2021-06-06 09:37:55,993 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 272 [2021-06-06 09:37:56,233 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 285 [2021-06-06 09:37:56,522 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 288 [2021-06-06 09:37:57,156 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 207 [2021-06-06 09:37:57,299 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2021-06-06 09:37:57,764 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 208 [2021-06-06 09:37:58,014 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 282 [2021-06-06 09:37:58,559 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 216 [2021-06-06 09:37:58,916 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 311 [2021-06-06 09:37:59,298 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 354 [2021-06-06 09:38:00,265 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2021-06-06 09:38:00,438 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 217 [2021-06-06 09:38:01,095 WARN L205 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 451 [2021-06-06 09:38:01,867 WARN L205 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 463 [2021-06-06 09:38:03,194 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 1029 DAG size of output: 672 [2021-06-06 09:38:05,383 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 1517 DAG size of output: 968 [2021-06-06 09:38:06,359 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 286 [2021-06-06 09:38:06,528 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 287 [2021-06-06 09:38:07,194 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 312 [2021-06-06 09:38:07,904 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 325 [2021-06-06 09:38:08,285 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 328 [2021-06-06 09:38:08,427 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-06 09:38:09,240 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 212 [2021-06-06 09:38:09,419 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 288 [2021-06-06 09:38:10,279 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 171 [2021-06-06 09:38:10,485 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2021-06-06 09:38:10,911 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2021-06-06 09:38:11,951 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 452 [2021-06-06 09:38:12,553 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 211 [2021-06-06 09:38:13,025 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2021-06-06 09:38:13,284 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 297 [2021-06-06 09:38:13,835 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 227 [2021-06-06 09:38:14,282 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 393 [2021-06-06 09:38:14,744 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 397 [2021-06-06 09:38:15,556 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2021-06-06 09:38:15,923 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2021-06-06 09:38:16,798 WARN L205 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 541 [2021-06-06 09:38:17,865 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 680 DAG size of output: 566 [2021-06-06 09:38:19,452 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 1012 DAG size of output: 839 [2021-06-06 09:38:21,917 WARN L205 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 1410 DAG size of output: 1099 [2021-06-06 09:38:27,009 WARN L205 SmtUtils]: Spent 5.09 s on a formula simplification. DAG size of input: 2226 DAG size of output: 1704 [2021-06-06 09:38:33,824 WARN L205 SmtUtils]: Spent 6.80 s on a formula simplification. DAG size of input: 3213 DAG size of output: 1793 [2021-06-06 09:38:42,408 WARN L205 SmtUtils]: Spent 8.57 s on a formula simplification. DAG size of input: 3741 DAG size of output: 2301 [2021-06-06 09:38:52,444 WARN L205 SmtUtils]: Spent 10.02 s on a formula simplification. DAG size of input: 4093 DAG size of output: 2511 [2021-06-06 09:38:53,773 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 739 DAG size of output: 1024 [2021-06-06 09:38:54,632 WARN L205 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 826 [2021-06-06 09:38:54,805 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 281 [2021-06-06 09:38:55,049 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 294 [2021-06-06 09:38:55,152 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 253 [2021-06-06 09:38:56,309 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2021-06-06 09:38:56,808 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 284 [2021-06-06 09:38:57,463 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-06 09:38:57,590 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-06 09:38:58,079 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 212 [2021-06-06 09:38:58,534 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2021-06-06 09:38:58,793 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-06 09:38:59,046 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-06 09:38:59,511 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 428 [2021-06-06 09:39:00,292 WARN L205 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 566 [2021-06-06 09:39:01,031 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 156 [2021-06-06 09:39:01,220 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2021-06-06 09:39:02,109 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 239 [2021-06-06 09:39:02,362 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 291 [2021-06-06 09:39:02,828 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 392 [2021-06-06 09:39:04,169 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 859 DAG size of output: 794 [2021-06-06 09:39:05,760 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 1020 DAG size of output: 881 [2021-06-06 09:39:06,050 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 235 [2021-06-06 09:39:06,206 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 297 [2021-06-06 09:39:06,338 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 236 [2021-06-06 09:39:06,575 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 244 [2021-06-06 09:39:07,238 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-06-06 09:39:07,536 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 334 [2021-06-06 09:39:08,019 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2021-06-06 09:39:08,132 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2021-06-06 09:39:08,698 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 310 [2021-06-06 09:39:09,304 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 446 [2021-06-06 09:39:09,490 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 195 [2021-06-06 09:39:10,252 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 256 [2021-06-06 09:39:10,648 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 308 [2021-06-06 09:39:11,482 WARN L205 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 508 [2021-06-06 09:39:12,152 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2021-06-06 09:39:12,306 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 173 [2021-06-06 09:39:12,562 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 215 [2021-06-06 09:39:13,127 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 205 [2021-06-06 09:39:13,835 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2021-06-06 09:39:14,397 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 284 [2021-06-06 09:39:14,769 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 348 [2021-06-06 09:39:16,054 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 994 DAG size of output: 708 [2021-06-06 09:39:17,567 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 1148 DAG size of output: 774 [2021-06-06 09:39:20,924 WARN L205 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 1747 DAG size of output: 1412 [2021-06-06 09:39:21,044 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 253 [2021-06-06 09:39:21,197 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 259 [2021-06-06 09:39:21,312 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 256 [2021-06-06 09:39:22,195 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 190 [2021-06-06 09:39:23,090 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2021-06-06 09:39:23,294 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 249 [2021-06-06 09:39:23,503 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 321 [2021-06-06 09:39:23,688 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 260 [2021-06-06 09:39:24,013 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 192 [2021-06-06 09:39:24,381 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 249 [2021-06-06 09:39:24,560 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 271 [2021-06-06 09:39:24,845 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 251 [2021-06-06 09:39:25,314 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 251 [2021-06-06 09:39:25,502 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 274 [2021-06-06 09:39:25,761 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 321 [2021-06-06 09:39:25,901 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 238 [2021-06-06 09:39:26,535 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 253 [2021-06-06 09:39:26,923 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2021-06-06 09:39:27,117 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 242 [2021-06-06 09:39:27,391 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 265 [2021-06-06 09:39:27,814 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 330 [2021-06-06 09:39:28,448 WARN L205 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 360 [2021-06-06 09:39:28,588 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 245 [2021-06-06 09:39:29,547 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2021-06-06 09:39:30,530 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 261 [2021-06-06 09:39:30,752 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-06 09:39:30,982 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-06 09:39:31,349 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 357 [2021-06-06 09:39:31,875 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 385 [2021-06-06 09:39:32,863 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 218 [2021-06-06 09:39:33,110 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 242 [2021-06-06 09:39:33,616 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 350 [2021-06-06 09:39:34,883 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 1315 DAG size of output: 518 [2021-06-06 09:39:40,282 WARN L205 SmtUtils]: Spent 5.39 s on a formula simplification. DAG size of input: 2765 DAG size of output: 1722 [2021-06-06 09:39:46,357 WARN L205 SmtUtils]: Spent 6.06 s on a formula simplification. DAG size of input: 2888 DAG size of output: 1777 [2021-06-06 09:39:53,936 WARN L205 SmtUtils]: Spent 7.56 s on a formula simplification. DAG size of input: 3423 DAG size of output: 2286 [2021-06-06 09:40:03,000 WARN L205 SmtUtils]: Spent 9.05 s on a formula simplification. DAG size of input: 3768 DAG size of output: 2589 [2021-06-06 09:40:03,987 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 242 [2021-06-06 09:40:04,860 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 227 [2021-06-06 09:40:05,033 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-06-06 09:40:06,164 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 255 [2021-06-06 09:40:06,351 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 268 [2021-06-06 09:40:06,537 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2021-06-06 09:40:06,835 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2021-06-06 09:40:07,325 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 228 [2021-06-06 09:40:07,744 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 411 [2021-06-06 09:40:08,278 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 475 [2021-06-06 09:40:09,030 WARN L205 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 486 [2021-06-06 09:40:09,905 WARN L205 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 495 [2021-06-06 09:40:11,461 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 223 [2021-06-06 09:40:11,594 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-06-06 09:40:11,746 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 235 [2021-06-06 09:40:11,978 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 303 [2021-06-06 09:40:12,722 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 350 [2021-06-06 09:40:13,497 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 194 [2021-06-06 09:40:13,896 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 386 [2021-06-06 09:40:14,466 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 399 [2021-06-06 09:40:16,089 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 1065 DAG size of output: 745 [2021-06-06 09:40:17,834 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 1077 DAG size of output: 744 [2021-06-06 09:40:19,829 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 1098 DAG size of output: 750 [2021-06-06 09:40:32,299 WARN L205 SmtUtils]: Spent 12.46 s on a formula simplification. DAG size of input: 4707 DAG size of output: 3202 [2021-06-06 09:40:56,385 WARN L205 SmtUtils]: Spent 24.06 s on a formula simplification. DAG size of input: 6894 DAG size of output: 4324 [2021-06-06 09:41:23,484 WARN L205 SmtUtils]: Spent 27.06 s on a formula simplification. DAG size of input: 7322 DAG size of output: 4477 [2021-06-06 09:41:24,635 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 317 [2021-06-06 09:41:24,796 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 343 [2021-06-06 09:41:26,207 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 378 [2021-06-06 09:41:26,422 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 404 [2021-06-06 09:41:26,859 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 627 [2021-06-06 09:41:27,377 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 654 [2021-06-06 09:41:57,977 WARN L205 SmtUtils]: Spent 30.59 s on a formula simplification. DAG size of input: 8002 DAG size of output: 4954 [2021-06-06 09:42:32,828 WARN L205 SmtUtils]: Spent 34.81 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-06 09:43:07,712 WARN L205 SmtUtils]: Spent 34.85 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-06 09:43:46,303 WARN L205 SmtUtils]: Spent 38.56 s on a formula simplification. DAG size of input: 8440 DAG size of output: 5295 [2021-06-06 09:44:44,310 WARN L205 SmtUtils]: Spent 57.97 s on a formula simplification. DAG size of input: 5297 DAG size of output: 7538 [2021-06-06 09:45:42,250 WARN L205 SmtUtils]: Spent 57.90 s on a formula simplification. DAG size of input: 4323 DAG size of output: 6374 [2021-06-06 09:46:42,590 WARN L205 SmtUtils]: Spent 1.01 m on a formula simplification. DAG size of input: 3823 DAG size of output: 4222 [2021-06-06 09:46:50,344 WARN L205 SmtUtils]: Spent 7.74 s on a formula simplification. DAG size of input: 1942 DAG size of output: 1778 [2021-06-06 09:47:03,846 WARN L205 SmtUtils]: Spent 13.49 s on a formula simplification. DAG size of input: 1680 DAG size of output: 1578 [2021-06-06 09:47:04,124 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 1450 [2021-06-06 09:47:12,862 WARN L205 SmtUtils]: Spent 8.73 s on a formula simplification. DAG size of input: 1347 DAG size of output: 1954 [2021-06-06 09:47:13,389 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1150 [2021-06-06 09:47:13,782 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1034 [2021-06-06 09:47:18,671 WARN L205 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 981 DAG size of output: 1395 [2021-06-06 09:47:18,789 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 872 [2021-06-06 09:47:18,903 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2021-06-06 09:47:19,988 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 272 [2021-06-06 09:47:20,453 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 331 [2021-06-06 09:47:20,765 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 377 [2021-06-06 09:47:21,873 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 472 [2021-06-06 09:47:21,982 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-06-06 09:47:22,087 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 208 [2021-06-06 09:47:22,483 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 187 [2021-06-06 09:47:22,844 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 266 [2021-06-06 09:47:23,945 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 289 [2021-06-06 09:47:24,226 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 337 [2021-06-06 09:47:24,601 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 399 [2021-06-06 09:47:25,097 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 473 [2021-06-06 09:47:26,222 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 1245 DAG size of output: 754 [2021-06-06 09:47:26,450 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 778 [2021-06-06 09:47:27,719 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 244 [2021-06-06 09:47:27,885 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 279 [2021-06-06 09:47:28,410 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 355 [2021-06-06 09:47:28,777 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 427 [2021-06-06 09:47:28,885 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 556 [2021-06-06 09:47:30,538 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 216 [2021-06-06 09:47:30,994 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 294 [2021-06-06 09:47:31,271 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 361 [2021-06-06 09:47:31,664 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 434 [2021-06-06 09:47:32,558 WARN L205 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 614 [2021-06-06 09:47:34,791 WARN L205 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 1979 DAG size of output: 1146 [2021-06-06 09:47:37,504 WARN L205 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 2136 DAG size of output: 1241 [2021-06-06 09:47:40,714 WARN L205 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 2252 DAG size of output: 1326 [2021-06-06 09:47:46,193 WARN L205 SmtUtils]: Spent 5.47 s on a formula simplification. DAG size of input: 3080 DAG size of output: 1978 [2021-06-06 09:47:46,583 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-06-06 09:47:46,798 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 228 [2021-06-06 09:47:48,145 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 227 [2021-06-06 09:47:48,403 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 301 [2021-06-06 09:47:48,768 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 370 [2021-06-06 09:47:54,761 WARN L205 SmtUtils]: Spent 5.99 s on a formula simplification. DAG size of input: 3478 DAG size of output: 2225 [2021-06-06 09:47:55,377 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 431 [2021-06-06 09:47:56,104 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 243 [2021-06-06 09:47:56,264 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 237 [2021-06-06 09:47:56,490 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 247 [2021-06-06 09:47:56,599 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 217 [2021-06-06 09:47:57,322 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 241 [2021-06-06 09:47:57,482 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 266 [2021-06-06 09:47:58,122 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 241 [2021-06-06 09:47:58,279 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 310 [2021-06-06 09:47:58,482 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 316 [2021-06-06 09:47:58,852 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 411 [2021-06-06 09:47:59,510 WARN L205 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 543 [2021-06-06 09:48:00,363 WARN L205 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 604 [2021-06-06 09:48:08,077 WARN L205 SmtUtils]: Spent 7.71 s on a formula simplification. DAG size of input: 4146 DAG size of output: 2641 [2021-06-06 09:48:16,975 WARN L205 SmtUtils]: Spent 8.88 s on a formula simplification. DAG size of input: 4264 DAG size of output: 2757 [2021-06-06 09:48:35,023 WARN L205 SmtUtils]: Spent 18.02 s on a formula simplification. DAG size of input: 6395 DAG size of output: 4339 [2021-06-06 09:49:01,896 WARN L205 SmtUtils]: Spent 26.83 s on a formula simplification. DAG size of input: 4239 DAG size of output: 3919 [2021-06-06 09:50:16,827 WARN L205 SmtUtils]: Spent 1.25 m on a formula simplification. DAG size of input: 3721 DAG size of output: 4036 [2021-06-06 09:50:35,661 WARN L205 SmtUtils]: Spent 18.82 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1732 [2021-06-06 09:50:36,102 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 306 [2021-06-06 09:50:36,337 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 236 [2021-06-06 09:50:36,443 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 212 [2021-06-06 09:50:37,479 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 278 [2021-06-06 09:50:37,734 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 322 [2021-06-06 09:50:37,884 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 201 [2021-06-06 09:50:38,725 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 254 [2021-06-06 09:50:38,959 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 271 [2021-06-06 09:50:39,264 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 290 [2021-06-06 09:50:40,108 WARN L205 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 477 [2021-06-06 09:50:40,840 WARN L205 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 1605 DAG size of output: 1605 [2021-06-06 09:50:58,668 WARN L205 SmtUtils]: Spent 17.82 s on a formula simplification. DAG size of input: 1500 DAG size of output: 2098 [2021-06-06 09:51:06,212 WARN L205 SmtUtils]: Spent 7.53 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1697 Received shutdown request... [2021-06-06 09:51:11,175 WARN L205 SmtUtils]: Spent 4.95 s on a formula simplification. DAG size of input: 1076 DAG size of output: 1519 [2021-06-06 09:51:11,388 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2423,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:51:11,389 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 09:51:11,393 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 09:51:11,394 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 09:51:11,394 INFO L202 PluginConnector]: Adding new model unroll-cond-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 09:51:11 BasicIcfg [2021-06-06 09:51:11,394 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 09:51:11,395 INFO L168 Benchmark]: Toolchain (without parser) took 882301.06 ms. Allocated memory was 367.0 MB in the beginning and 1.4 GB in the end (delta: 1.0 GB). Free memory was 346.1 MB in the beginning and 1.1 GB in the end (delta: -795.8 MB). Peak memory consumption was 857.7 MB. Max. memory is 16.0 GB. [2021-06-06 09:51:11,395 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 367.0 MB. Free memory is still 347.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 09:51:11,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.78 ms. Allocated memory is still 367.0 MB. Free memory was 346.0 MB in the beginning and 344.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 09:51:11,395 INFO L168 Benchmark]: Boogie Preprocessor took 15.41 ms. Allocated memory is still 367.0 MB. Free memory was 344.6 MB in the beginning and 343.6 MB in the end (delta: 937.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 09:51:11,395 INFO L168 Benchmark]: RCFGBuilder took 319.25 ms. Allocated memory is still 367.0 MB. Free memory was 343.6 MB in the beginning and 349.0 MB in the end (delta: -5.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.0 GB. [2021-06-06 09:51:11,395 INFO L168 Benchmark]: TraceAbstraction took 881928.37 ms. Allocated memory was 367.0 MB in the beginning and 1.4 GB in the end (delta: 1.0 GB). Free memory was 348.0 MB in the beginning and 1.1 GB in the end (delta: -793.8 MB). Peak memory consumption was 859.1 MB. Max. memory is 16.0 GB. [2021-06-06 09:51:11,395 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 367.0 MB. Free memory is still 347.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 19.78 ms. Allocated memory is still 367.0 MB. Free memory was 346.0 MB in the beginning and 344.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 15.41 ms. Allocated memory is still 367.0 MB. Free memory was 344.6 MB in the beginning and 343.6 MB in the end (delta: 937.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 319.25 ms. Allocated memory is still 367.0 MB. Free memory was 343.6 MB in the beginning and 349.0 MB in the end (delta: -5.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 881928.37 ms. Allocated memory was 367.0 MB in the beginning and 1.4 GB in the end (delta: 1.0 GB). Free memory was 348.0 MB in the beginning and 1.1 GB in the end (delta: -793.8 MB). Peak memory consumption was 859.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 371, positive: 252, positive conditional: 252, positive unconditional: 0, negative: 119, negative conditional: 119, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 252, positive: 252, positive conditional: 252, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 252, positive: 252, positive conditional: 0, positive unconditional: 252, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 252, positive: 247, positive conditional: 0, positive unconditional: 247, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 119 - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 24 with TraceHistMax 11,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 22 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 881860.5ms, OverallIterations: 14, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.9ms, PartialOrderReductionTime: 1720.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 119, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 55.5ms SsaConstructionTime, 236.4ms SatisfiabilityAnalysisTime, 41270.3ms InterpolantComputationTime, 406 NumberOfCodeBlocks, 406 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 381 ConstructedInterpolants, 0 QuantifiedInterpolants, 4945 SizeOfPredicates, 29 NumberOfNonLiveVariables, 762 ConjunctsInSsa, 367 ConjunctsInUnsatCore, 25 InterpolantComputations, 1 PerfectInterpolantSequences, 58/560 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown