/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-None-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 19:53:42,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 19:53:42,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 19:53:42,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-09 19:53:42,554 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-None-NoLbe.epf [2021-07-09 19:53:42,575 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 19:53:42,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 19:53:42,575 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-09 19:53:42,576 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-09 19:53:42,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 19:53:42,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 19:53:42,577 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 19:53:42,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 19:53:42,577 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 19:53:42,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 19:53:42,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 19:53:42,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 19:53:42,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 19:53:42,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 19:53:42,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 19:53:42,579 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 19:53:42,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 19:53:42,579 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 19:53:42,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 19:53:42,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 19:53:42,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 19:53:42,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 19:53:42,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 19:53:42,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 19:53:42,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 19:53:42,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 19:53:42,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 19:53:42,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 19:53:42,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 19:53:42,582 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 19:53:42,582 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-09 19:53:42,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 19:53:42,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 19:53:42,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 19:53:42,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 19:53:42,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 19:53:42,958 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-09 19:53:42,959 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-09 19:53:42,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl [2021-07-09 19:53:42,961 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl' [2021-07-09 19:53:42,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 19:53:42,986 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-09 19:53:42,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 19:53:42,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 19:53:42,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 19:53:42,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 07:53:42" (1/1) ... [2021-07-09 19:53:43,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 07:53:42" (1/1) ... [2021-07-09 19:53:43,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 19:53:43,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 19:53:43,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 19:53:43,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 19:53:43,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 07:53:42" (1/1) ... [2021-07-09 19:53:43,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 07:53:42" (1/1) ... [2021-07-09 19:53:43,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 07:53:42" (1/1) ... [2021-07-09 19:53:43,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 07:53:42" (1/1) ... [2021-07-09 19:53:43,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 07:53:42" (1/1) ... [2021-07-09 19:53:43,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 07:53:42" (1/1) ... [2021-07-09 19:53:43,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 07:53:42" (1/1) ... [2021-07-09 19:53:43,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 19:53:43,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 19:53:43,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 19:53:43,026 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 19:53:43,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 07:53:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 19:53:43,084 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-09 19:53:43,085 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-09 19:53:43,085 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-09 19:53:43,085 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-09 19:53:43,085 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-09 19:53:43,085 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-09 19:53:43,085 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-09 19:53:43,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 19:53:43,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 19:53:43,086 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 19:53:43,481 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 19:53:43,481 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-07-09 19:53:43,482 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-09 19:53:43,482 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-07-09 19:53:43,484 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 07:53:43 BoogieIcfgContainer [2021-07-09 19:53:43,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 19:53:43,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 19:53:43,486 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 19:53:43,488 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 19:53:43,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 07:53:42" (1/2) ... [2021-07-09 19:53:43,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fadd74f and model type unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 07:53:43, skipping insertion in model container [2021-07-09 19:53:43,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 07:53:43" (2/2) ... [2021-07-09 19:53:43,490 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.bpl [2021-07-09 19:53:43,495 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 19:53:43,495 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 19:53:43,495 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-09 19:53:43,496 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 19:53:43,520 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-09 19:53:43,540 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 [2021-07-09 19:53:43,590 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 19:53:43,590 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 19:53:43,590 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 19:53:43,590 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 19:53:43,590 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 19:53:43,591 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 19:53:43,591 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 19:53:43,591 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 19:53:43,599 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 20 places, 15 transitions, 46 flow [2021-07-09 19:53:43,608 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 13 states, 12 states have (on average 1.75) internal successors, (21), 12 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) [2021-07-09 19:53:43,617 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:43,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:43,622 INFO L82 PathProgramCache]: Analyzing trace with hash -557316947, now seen corresponding path program 1 times [2021-07-09 19:53:43,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:43,630 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980497609] [2021-07-09 19:53:43,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:43,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:53:43,753 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:43,753 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980497609] [2021-07-09 19:53:43,755 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980497609] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 19:53:43,755 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 19:53:43,755 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-09 19:53:43,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474544789] [2021-07-09 19:53:43,760 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 19:53:43,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:43,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 19:53:43,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 19:53:43,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:43,779 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:43,779 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:53:43,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:43,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:43,817 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-09 19:53:43,817 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:43,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:43,818 INFO L82 PathProgramCache]: Analyzing trace with hash -1018649893, now seen corresponding path program 1 times [2021-07-09 19:53:43,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:43,818 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821187043] [2021-07-09 19:53:43,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:53:43,850 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:43,850 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821187043] [2021-07-09 19:53:43,850 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821187043] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:43,851 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [770626846] [2021-07-09 19:53:43,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:43,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-09 19:53:43,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:43,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:53:43,996 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [770626846] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:43,997 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:53:43,997 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-07-09 19:53:43,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686559099] [2021-07-09 19:53:44,004 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 19:53:44,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:44,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 19:53:44,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-07-09 19:53:44,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:44,007 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:44,007 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:53:44,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:44,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:44,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:44,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:44,268 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:44,268 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:44,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:44,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1490307348, now seen corresponding path program 1 times [2021-07-09 19:53:44,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:44,269 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376372198] [2021-07-09 19:53:44,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:44,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 19:53:44,305 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:44,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376372198] [2021-07-09 19:53:44,306 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376372198] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:44,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883297621] [2021-07-09 19:53:44,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:44,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-09 19:53:44,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:44,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 19:53:44,376 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [883297621] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:44,376 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:53:44,377 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-07-09 19:53:44,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396248064] [2021-07-09 19:53:44,377 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-09 19:53:44,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:44,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-09 19:53:44,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-09 19:53:44,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:44,378 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:44,378 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:53:44,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:44,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:44,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:44,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:44,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:44,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:44,602 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:44,603 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:44,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:44,603 INFO L82 PathProgramCache]: Analyzing trace with hash 1845330330, now seen corresponding path program 2 times [2021-07-09 19:53:44,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:44,604 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942296997] [2021-07-09 19:53:44,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:44,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 19:53:44,675 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:44,675 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942296997] [2021-07-09 19:53:44,675 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942296997] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:44,676 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1182673767] [2021-07-09 19:53:44,676 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:44,709 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 19:53:44,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:53:44,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-09 19:53:44,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:44,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 19:53:44,801 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1182673767] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:44,801 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:53:44,802 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-07-09 19:53:44,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752577085] [2021-07-09 19:53:44,802 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-09 19:53:44,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:44,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-09 19:53:44,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-07-09 19:53:44,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:44,803 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:44,803 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:53:44,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:44,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:44,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:44,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:44,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:44,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:44,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:44,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:45,047 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:45,049 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:45,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:45,049 INFO L82 PathProgramCache]: Analyzing trace with hash -2124084052, now seen corresponding path program 3 times [2021-07-09 19:53:45,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:45,049 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285426018] [2021-07-09 19:53:45,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:45,143 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 19:53:45,143 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:45,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285426018] [2021-07-09 19:53:45,143 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285426018] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:45,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210813440] [2021-07-09 19:53:45,143 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:45,181 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-09 19:53:45,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:53:45,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-09 19:53:45,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:45,271 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 19:53:45,271 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [210813440] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:45,271 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:53:45,271 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-07-09 19:53:45,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240695348] [2021-07-09 19:53:45,272 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-09 19:53:45,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:45,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-09 19:53:45,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-07-09 19:53:45,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:45,273 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:45,273 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) [2021-07-09 19:53:45,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:45,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:45,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:45,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:45,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:45,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:45,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:45,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:45,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:45,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:45,544 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:45,545 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:45,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:45,546 INFO L82 PathProgramCache]: Analyzing trace with hash -621878310, now seen corresponding path program 4 times [2021-07-09 19:53:45,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:45,546 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808758245] [2021-07-09 19:53:45,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:45,637 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 19:53:45,638 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:45,638 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808758245] [2021-07-09 19:53:45,638 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808758245] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:45,638 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542578156] [2021-07-09 19:53:45,638 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:45,683 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 19:53:45,684 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:53:45,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-09 19:53:45,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:45,804 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 19:53:45,805 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [542578156] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:45,805 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:53:45,805 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-07-09 19:53:45,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758697319] [2021-07-09 19:53:45,805 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-09 19:53:45,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:45,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-09 19:53:45,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-07-09 19:53:45,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:45,807 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:45,807 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 9 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:53:45,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:45,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:45,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:45,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:45,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:45,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:45,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:45,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:45,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:46,080 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:46,081 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:46,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:46,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1298140564, now seen corresponding path program 5 times [2021-07-09 19:53:46,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:46,082 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264323189] [2021-07-09 19:53:46,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:46,135 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:53:46,135 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:46,135 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264323189] [2021-07-09 19:53:46,135 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264323189] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:46,135 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167151677] [2021-07-09 19:53:46,135 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:46,181 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-09 19:53:46,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:53:46,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-09 19:53:46,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:46,386 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 19:53:46,387 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 [2021-07-09 19:53:46,669 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 19:53:46,670 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 19:53:46,672 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 19:53:46,672 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-07-09 19:53:46,680 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:53:46,680 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167151677] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:46,680 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:53:46,680 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-07-09 19:53:46,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221253508] [2021-07-09 19:53:46,682 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-09 19:53:46,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:46,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-09 19:53:46,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-07-09 19:53:46,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:46,688 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:46,688 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:53:46,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:46,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:46,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:46,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:46,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:46,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:46,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:46,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:46,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:46,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:46,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:46,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:46,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:46,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:53:46,965 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:46,966 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:46,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:46,966 INFO L82 PathProgramCache]: Analyzing trace with hash -787433958, now seen corresponding path program 6 times [2021-07-09 19:53:46,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:46,966 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042979075] [2021-07-09 19:53:46,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:47,058 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:53:47,058 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:47,058 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042979075] [2021-07-09 19:53:47,058 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042979075] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:47,058 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690276615] [2021-07-09 19:53:47,059 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:47,103 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-09 19:53:47,103 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:53:47,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-09 19:53:47,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:47,172 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:53:47,172 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1690276615] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:47,172 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:53:47,172 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-07-09 19:53:47,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62724319] [2021-07-09 19:53:47,173 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-09 19:53:47,173 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:47,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-09 19:53:47,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-07-09 19:53:47,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:47,174 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:47,174 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:53:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:53:47,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:47,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:47,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:47,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:47,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:47,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:47,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:47,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:53:47,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:53:47,518 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-07-09 19:53:47,518 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:47,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:47,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1382419341, now seen corresponding path program 7 times [2021-07-09 19:53:47,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:47,519 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422441747] [2021-07-09 19:53:47,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:47,634 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-09 19:53:47,634 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:47,634 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422441747] [2021-07-09 19:53:47,634 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422441747] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:47,634 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [180112384] [2021-07-09 19:53:47,634 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:47,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-09 19:53:47,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-09 19:53:47,757 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [180112384] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:47,758 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:53:47,758 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-07-09 19:53:47,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494929953] [2021-07-09 19:53:47,758 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-09 19:53:47,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:47,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-09 19:53:47,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-07-09 19:53:47,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:47,759 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:47,759 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:53:47,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:47,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:47,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:47,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:47,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:47,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:47,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:53:47,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:53:47,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:47,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:47,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:47,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:47,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:47,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:53:47,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:53:47,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:53:48,184 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:48,185 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:48,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:48,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1749771333, now seen corresponding path program 8 times [2021-07-09 19:53:48,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:48,186 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243221453] [2021-07-09 19:53:48,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:48,318 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-09 19:53:48,318 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:48,318 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243221453] [2021-07-09 19:53:48,319 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243221453] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:48,319 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [531952495] [2021-07-09 19:53:48,319 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:48,367 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 19:53:48,367 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:53:48,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-09 19:53:48,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:48,537 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-09 19:53:48,537 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [531952495] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:48,537 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:53:48,537 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-07-09 19:53:48,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116939665] [2021-07-09 19:53:48,538 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-09 19:53:48,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:48,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-09 19:53:48,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-07-09 19:53:48,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:48,539 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:48,539 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5) internal successors, (24), 15 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:53:48,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:48,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:48,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:48,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:48,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:48,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:48,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:53:48,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:53:48,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:53:48,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:48,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:48,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:48,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:48,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:48,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:48,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:48,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:53:48,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:53:48,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:53:48,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:53:49,004 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:49,005 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:49,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:49,005 INFO L82 PathProgramCache]: Analyzing trace with hash -63434419, now seen corresponding path program 9 times [2021-07-09 19:53:49,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:49,006 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411566680] [2021-07-09 19:53:49,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:49,163 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-09 19:53:49,163 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:49,163 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411566680] [2021-07-09 19:53:49,164 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411566680] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:49,164 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297609926] [2021-07-09 19:53:49,164 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:49,209 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-09 19:53:49,210 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:53:49,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-09 19:53:49,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-09 19:53:49,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297609926] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:49,341 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:53:49,341 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-07-09 19:53:49,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851275134] [2021-07-09 19:53:49,342 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-09 19:53:49,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:49,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-09 19:53:49,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2021-07-09 19:53:49,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:49,343 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:49,343 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:53:49,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:49,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:49,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:49,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:49,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:49,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:49,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:53:49,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:53:49,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:53:49,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:53:49,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:49,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:49,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:49,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:49,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:49,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:49,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:49,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:53:49,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:53:49,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:53:49,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:53:49,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:53:49,849 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-07-09 19:53:49,849 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:49,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:49,849 INFO L82 PathProgramCache]: Analyzing trace with hash 673402363, now seen corresponding path program 10 times [2021-07-09 19:53:49,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:49,849 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145327232] [2021-07-09 19:53:49,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:49,997 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-09 19:53:49,997 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:49,997 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145327232] [2021-07-09 19:53:49,998 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145327232] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:49,998 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039342356] [2021-07-09 19:53:49,998 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:50,038 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 19:53:50,038 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:53:50,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-09 19:53:50,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:50,201 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-09 19:53:50,201 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2039342356] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:50,201 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:53:50,201 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-07-09 19:53:50,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063475646] [2021-07-09 19:53:50,202 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-09 19:53:50,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:53:50,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-09 19:53:50,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2021-07-09 19:53:50,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:50,202 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:53:50,202 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.4) internal successors, (28), 19 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:53:50,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:50,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:50,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:50,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:50,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:50,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:50,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:53:50,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:53:50,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:53:50,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:53:50,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:53:50,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:53:50,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:53:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:53:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:53:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:53:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:53:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:53:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:53:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:53:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:53:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:53:50,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:53:50,647 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-07-09 19:53:50,647 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:53:50,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:53:50,648 INFO L82 PathProgramCache]: Analyzing trace with hash 2040506125, now seen corresponding path program 11 times [2021-07-09 19:53:50,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:53:50,648 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174095396] [2021-07-09 19:53:50,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:53:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:53:50,769 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:53:50,769 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:53:50,769 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174095396] [2021-07-09 19:53:50,769 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174095396] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:53:50,769 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105191928] [2021-07-09 19:53:50,769 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:53:50,808 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-09 19:53:50,809 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:53:50,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-09 19:53:50,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:53:51,306 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-07-09 19:53:51,307 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 19:53:51,307 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 [2021-07-09 19:53:52,766 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 230 [2021-07-09 19:53:52,954 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 248 [2021-07-09 19:53:53,126 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 248 [2021-07-09 19:53:53,294 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 263 [2021-07-09 19:53:53,755 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 327 [2021-07-09 19:53:54,145 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 318 [2021-07-09 19:53:54,395 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 275 [2021-07-09 19:53:55,663 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 246 [2021-07-09 19:53:55,821 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 263 [2021-07-09 19:53:55,956 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 213 [2021-07-09 19:53:57,800 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 172 [2021-07-09 19:53:57,977 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 203 [2021-07-09 19:53:58,129 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 222 [2021-07-09 19:53:58,404 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 300 [2021-07-09 19:53:58,801 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 326 [2021-07-09 19:54:00,034 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 236 [2021-07-09 19:54:00,238 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 260 [2021-07-09 19:54:00,515 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 307 [2021-07-09 19:54:01,289 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 183 [2021-07-09 19:54:01,427 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 202 [2021-07-09 19:54:01,595 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 220 [2021-07-09 19:54:01,765 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 229 [2021-07-09 19:54:02,211 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 431 [2021-07-09 19:54:03,069 WARN L205 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 806 DAG size of output: 631 [2021-07-09 19:54:04,190 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 835 DAG size of output: 670 [2021-07-09 19:54:05,559 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 969 DAG size of output: 794 [2021-07-09 19:54:07,129 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 979 DAG size of output: 806 [2021-07-09 19:54:09,031 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 1051 DAG size of output: 859 [2021-07-09 19:54:11,230 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 1150 DAG size of output: 926 [2021-07-09 19:54:11,433 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 268 [2021-07-09 19:54:11,614 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 269 [2021-07-09 19:54:11,797 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 254 [2021-07-09 19:54:12,786 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 220 [2021-07-09 19:54:13,173 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 247 [2021-07-09 19:54:13,377 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 254 [2021-07-09 19:54:14,670 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 191 [2021-07-09 19:54:15,112 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 227 [2021-07-09 19:54:15,361 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 234 [2021-07-09 19:54:15,851 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 367 [2021-07-09 19:54:16,401 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 370 [2021-07-09 19:54:17,096 WARN L205 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 432 [2021-07-09 19:54:20,470 WARN L205 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 1529 DAG size of output: 1137 [2021-07-09 19:54:23,703 WARN L205 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 1529 DAG size of output: 1137 [2021-07-09 19:54:27,264 WARN L205 SmtUtils]: Spent 3.55 s on a formula simplification. DAG size of input: 1540 DAG size of output: 1148 [2021-07-09 19:54:27,417 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 1144 [2021-07-09 19:54:30,864 WARN L205 SmtUtils]: Spent 3.44 s on a formula simplification. DAG size of input: 1146 DAG size of output: 1191 [2021-07-09 19:54:33,754 WARN L205 SmtUtils]: Spent 2.88 s on a formula simplification. DAG size of input: 1072 DAG size of output: 1162 [2021-07-09 19:54:36,437 WARN L205 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 1062 DAG size of output: 1243 [2021-07-09 19:54:36,918 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 1055 DAG size of output: 581 [2021-07-09 19:54:37,158 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 342 [2021-07-09 19:54:37,687 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 211 [2021-07-09 19:54:38,240 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 221 [2021-07-09 19:54:38,409 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 264 [2021-07-09 19:54:38,783 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 382 [2021-07-09 19:54:39,413 WARN L205 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 738 DAG size of output: 556 [2021-07-09 19:54:40,315 WARN L205 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 898 DAG size of output: 650 [2021-07-09 19:54:41,530 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 1089 DAG size of output: 754 [2021-07-09 19:54:42,750 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 1089 DAG size of output: 754 [2021-07-09 19:54:44,275 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 1094 DAG size of output: 478 [2021-07-09 19:54:44,547 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 290 [2021-07-09 19:54:44,734 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2021-07-09 19:54:45,163 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 221 [2021-07-09 19:54:45,269 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 221 [2021-07-09 19:54:45,392 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 224 [2021-07-09 19:54:45,846 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 19:54:45,848 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 19:54:45,848 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 19:54:45,848 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-07-09 19:54:45,854 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:54:45,854 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105191928] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:45,854 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:54:45,855 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 24 [2021-07-09 19:54:45,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742055330] [2021-07-09 19:54:45,855 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-09 19:54:45,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:54:45,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-09 19:54:45,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-07-09 19:54:45,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:45,856 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:54:45,856 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.48) internal successors, (37), 24 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:54:45,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:45,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:45,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:45,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:45,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:45,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:45,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:45,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:45,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:45,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:45,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:45,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:45,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:46,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 19:54:46,265 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-07-09 19:54:46,265 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:54:46,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:54:46,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1471049787, now seen corresponding path program 12 times [2021-07-09 19:54:46,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:54:46,266 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661723961] [2021-07-09 19:54:46,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:54:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:54:46,390 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:54:46,390 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:54:46,390 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661723961] [2021-07-09 19:54:46,390 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661723961] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:46,390 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [775085167] [2021-07-09 19:54:46,390 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:54:46,423 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-07-09 19:54:46,423 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:54:46,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-09 19:54:46,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:54:46,486 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 55 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:54:46,486 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [775085167] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:46,486 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:54:46,486 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2021-07-09 19:54:46,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802032913] [2021-07-09 19:54:46,487 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-09 19:54:46,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:54:46,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-09 19:54:46,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2021-07-09 19:54:46,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:46,488 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:54:46,488 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 16 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:54:46,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:46,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:46,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:46,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:46,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:46,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:46,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:46,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:46,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:46,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:46,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:46,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:46,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 19:54:46,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:46,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:46,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:46,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:46,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:46,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:46,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:46,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:46,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:46,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:46,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:46,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:46,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:46,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 19:54:46,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 19:54:46,964 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1520,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:54:46,965 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:54:46,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:54:46,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1619028596, now seen corresponding path program 13 times [2021-07-09 19:54:46,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:54:46,965 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309230840] [2021-07-09 19:54:46,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:54:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:54:47,164 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-09 19:54:47,165 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:54:47,165 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309230840] [2021-07-09 19:54:47,165 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309230840] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:47,165 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1071480671] [2021-07-09 19:54:47,165 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:54:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:54:47,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 25 conjunts are in the unsatisfiable core [2021-07-09 19:54:47,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:54:47,405 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-09 19:54:47,406 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1071480671] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:47,406 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:54:47,406 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-07-09 19:54:47,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084259969] [2021-07-09 19:54:47,406 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-07-09 19:54:47,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:54:47,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-07-09 19:54:47,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=497, Unknown=0, NotChecked=0, Total=552 [2021-07-09 19:54:47,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:47,407 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:54:47,407 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 23 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:54:47,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 19:54:47,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:48,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:48,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:48,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:48,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:48,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 19:54:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 19:54:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-09 19:54:48,205 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1521 [2021-07-09 19:54:48,205 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:54:48,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:54:48,205 INFO L82 PathProgramCache]: Analyzing trace with hash 889244474, now seen corresponding path program 14 times [2021-07-09 19:54:48,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:54:48,206 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288994505] [2021-07-09 19:54:48,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:54:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:54:48,436 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-09 19:54:48,436 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:54:48,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288994505] [2021-07-09 19:54:48,436 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288994505] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:48,437 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1795798749] [2021-07-09 19:54:48,437 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:54:48,475 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 19:54:48,475 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:54:48,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-09 19:54:48,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:54:48,711 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-09 19:54:48,711 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1795798749] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:48,711 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:54:48,711 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-07-09 19:54:48,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43846664] [2021-07-09 19:54:48,712 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-07-09 19:54:48,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:54:48,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-07-09 19:54:48,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2021-07-09 19:54:48,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:48,713 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:54:48,713 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 25 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:48,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:48,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 19:54:48,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 19:54:48,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-09 19:54:48,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:49,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:49,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-09 19:54:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 19:54:49,481 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1522,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:54:49,481 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:54:49,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:54:49,482 INFO L82 PathProgramCache]: Analyzing trace with hash 1336298316, now seen corresponding path program 15 times [2021-07-09 19:54:49,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:54:49,482 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898011792] [2021-07-09 19:54:49,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:54:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:54:49,684 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-09 19:54:49,684 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:54:49,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898011792] [2021-07-09 19:54:49,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898011792] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:49,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1087647890] [2021-07-09 19:54:49,685 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:54:49,732 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-07-09 19:54:49,733 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:54:49,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-09 19:54:49,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:54:49,975 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-09 19:54:49,975 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1087647890] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:49,975 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:54:49,976 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2021-07-09 19:54:49,976 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559617249] [2021-07-09 19:54:49,976 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-09 19:54:49,976 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:54:49,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-09 19:54:49,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2021-07-09 19:54:49,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:49,977 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:54:49,977 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 27 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:54:49,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:49,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:49,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:49,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:49,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:49,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:49,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:49,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:49,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:49,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:49,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:49,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:49,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 19:54:49,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 19:54:49,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-09 19:54:49,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 19:54:49,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-09 19:54:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 19:54:50,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-09 19:54:50,844 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1523 [2021-07-09 19:54:50,844 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:54:50,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:54:50,845 INFO L82 PathProgramCache]: Analyzing trace with hash -1984901766, now seen corresponding path program 16 times [2021-07-09 19:54:50,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:54:50,845 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034110947] [2021-07-09 19:54:50,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:54:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:54:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-09 19:54:51,064 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:54:51,064 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034110947] [2021-07-09 19:54:51,064 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034110947] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:51,064 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1480636833] [2021-07-09 19:54:51,065 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:54:51,096 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 19:54:51,096 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:54:51,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 28 conjunts are in the unsatisfiable core [2021-07-09 19:54:51,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:54:51,371 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-09 19:54:51,371 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1480636833] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:51,371 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 19:54:51,371 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 29 [2021-07-09 19:54:51,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462902033] [2021-07-09 19:54:51,372 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-09 19:54:51,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 19:54:51,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-09 19:54:51,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=791, Unknown=0, NotChecked=0, Total=870 [2021-07-09 19:54:51,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:51,373 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 19:54:51,373 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 29 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 19:54:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-09 19:54:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 19:54:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-09 19:54:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-09 19:54:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-09 19:54:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 19:54:51,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 19:54:51,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:51,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-09 19:54:51,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-09 19:54:51,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-09 19:54:52,173 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1524 [2021-07-09 19:54:52,189 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 19:54:52,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 19:54:52,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1862889204, now seen corresponding path program 17 times [2021-07-09 19:54:52,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 19:54:52,189 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843866649] [2021-07-09 19:54:52,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 19:54:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 19:54:52,375 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 19:54:52,375 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 19:54:52,375 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843866649] [2021-07-09 19:54:52,375 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843866649] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 19:54:52,375 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350938895] [2021-07-09 19:54:52,375 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 19:54:52,411 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-07-09 19:54:52,411 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 19:54:52,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core [2021-07-09 19:54:52,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 19:54:53,611 WARN L205 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2021-07-09 19:54:53,612 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 19:54:53,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 29 new quantified variables, introduced 105 case distinctions, treesize of input 67 treesize of output 889 [2021-07-09 19:54:55,412 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 296 [2021-07-09 19:54:55,591 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 331 [2021-07-09 19:54:57,374 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 307 [2021-07-09 19:54:57,633 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 379 [2021-07-09 19:54:57,955 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 413 [2021-07-09 19:54:58,554 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 526 [2021-07-09 19:54:59,338 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 280 [2021-07-09 19:55:00,115 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 343 [2021-07-09 19:55:01,536 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 323 [2021-07-09 19:55:01,804 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 402 [2021-07-09 19:55:02,348 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 513 [2021-07-09 19:55:02,994 WARN L205 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 545 [2021-07-09 19:55:04,575 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 355 [2021-07-09 19:55:05,684 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 294 [2021-07-09 19:55:06,109 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 441 [2021-07-09 19:55:06,605 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 474 [2021-07-09 19:55:07,969 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 1000 DAG size of output: 761 [2021-07-09 19:55:10,156 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 1330 DAG size of output: 1025 [2021-07-09 19:55:12,387 WARN L205 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 1340 DAG size of output: 1035 [2021-07-09 19:55:14,937 WARN L205 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 1371 DAG size of output: 1067 [2021-07-09 19:55:17,857 WARN L205 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 1404 DAG size of output: 1101 [2021-07-09 19:55:19,097 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 351 [2021-07-09 19:55:19,990 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 306 [2021-07-09 19:55:20,356 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 491 DAG size of output: 448 [2021-07-09 19:55:20,809 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 481 [2021-07-09 19:55:22,482 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 301 [2021-07-09 19:55:22,721 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 373 [2021-07-09 19:55:23,020 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 407 [2021-07-09 19:55:23,903 WARN L205 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 649 [2021-07-09 19:55:25,238 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 279 [2021-07-09 19:55:25,355 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 319 [2021-07-09 19:55:25,621 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 398 [2021-07-09 19:55:26,979 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 343 [2021-07-09 19:55:27,530 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 525 [2021-07-09 19:55:28,192 WARN L205 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 663 DAG size of output: 557 [2021-07-09 19:55:29,002 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 325 [2021-07-09 19:55:29,730 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 311 [2021-07-09 19:55:29,875 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 351 [2021-07-09 19:55:30,208 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 443 [2021-07-09 19:55:30,935 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 314 [2021-07-09 19:55:31,845 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 390 [2021-07-09 19:55:32,564 WARN L205 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 595 [2021-07-09 19:55:33,435 WARN L205 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 626 [2021-07-09 19:55:35,134 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 1116 DAG size of output: 898 [2021-07-09 19:55:38,071 WARN L205 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 1544 DAG size of output: 1253 [2021-07-09 19:55:41,041 WARN L205 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 1554 DAG size of output: 1263 [2021-07-09 19:55:44,439 WARN L205 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 1584 DAG size of output: 1293 [2021-07-09 19:55:48,309 WARN L205 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 1616 DAG size of output: 1326 [2021-07-09 19:55:56,029 WARN L205 SmtUtils]: Spent 7.71 s on a formula simplification. DAG size of input: 2667 DAG size of output: 2084 [2021-07-09 19:56:04,430 WARN L205 SmtUtils]: Spent 8.39 s on a formula simplification. DAG size of input: 2697 DAG size of output: 2115 [2021-07-09 19:56:12,793 WARN L205 SmtUtils]: Spent 8.35 s on a formula simplification. DAG size of input: 2697 DAG size of output: 2115 [2021-07-09 19:56:22,895 WARN L205 SmtUtils]: Spent 10.09 s on a formula simplification. DAG size of input: 2722 DAG size of output: 2140 [2021-07-09 19:56:47,504 WARN L205 SmtUtils]: Spent 24.59 s on a formula simplification. DAG size of input: 2142 DAG size of output: 3536 [2021-07-09 19:56:49,836 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 2084 DAG size of output: 2084 [2021-07-09 19:56:53,148 WARN L205 SmtUtils]: Spent 3.29 s on a formula simplification. DAG size of input: 1320 DAG size of output: 1844 [2021-07-09 19:56:59,628 WARN L205 SmtUtils]: Spent 6.47 s on a formula simplification. DAG size of input: 1316 DAG size of output: 1538 [2021-07-09 19:57:07,272 WARN L205 SmtUtils]: Spent 7.63 s on a formula simplification. DAG size of input: 1306 DAG size of output: 2171 [2021-07-09 19:57:13,994 WARN L205 SmtUtils]: Spent 6.71 s on a formula simplification. DAG size of input: 1272 DAG size of output: 1665 [2021-07-09 19:57:21,754 WARN L205 SmtUtils]: Spent 7.75 s on a formula simplification. DAG size of input: 1269 DAG size of output: 1672 [2021-07-09 19:57:22,022 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 1203 DAG size of output: 1203 [2021-07-09 19:57:22,683 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 373 [2021-07-09 19:57:22,854 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 408 DAG size of output: 402 [2021-07-09 19:57:23,057 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 439 [2021-07-09 19:57:23,735 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 360 [2021-07-09 19:57:23,892 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 394 [2021-07-09 19:57:24,328 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 696 DAG size of output: 665 [2021-07-09 19:57:24,782 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 709 DAG size of output: 678 [2021-07-09 19:57:25,340 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 356 [2021-07-09 19:57:25,485 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 381 [2021-07-09 19:57:25,666 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 412 [2021-07-09 19:57:26,294 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 339 [2021-07-09 19:57:26,426 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 370 [2021-07-09 19:57:26,808 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 634 [2021-07-09 19:57:27,197 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 646 [2021-07-09 19:57:28,179 WARN L205 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 1205 DAG size of output: 1143 [2021-07-09 19:57:28,995 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 395 [2021-07-09 19:57:29,164 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 406 [2021-07-09 19:57:30,070 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 421 [2021-07-09 19:57:30,266 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 433 [2021-07-09 19:57:30,696 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 693 DAG size of output: 682 [2021-07-09 19:57:32,185 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 1717 DAG size of output: 1601 [2021-07-09 19:57:32,798 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 314 [2021-07-09 19:57:32,931 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 324 [2021-07-09 19:57:33,789 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 345 [2021-07-09 19:57:33,933 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 356 [2021-07-09 19:57:34,266 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 525 [2021-07-09 19:57:35,075 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 341 [2021-07-09 19:57:35,583 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 802 DAG size of output: 713 [2021-07-09 19:57:37,961 WARN L205 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 2072 DAG size of output: 1911 [2021-07-09 19:57:42,513 WARN L205 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 1178 DAG size of output: 1596 [2021-07-09 19:57:46,226 WARN L205 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 1102 DAG size of output: 1398 [2021-07-09 19:57:48,974 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 1101 DAG size of output: 1312 [2021-07-09 19:57:52,803 WARN L205 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 1095 DAG size of output: 1408 [2021-07-09 19:57:53,044 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 1091 [2021-07-09 19:57:54,037 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 350 [2021-07-09 19:57:54,272 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 386 [2021-07-09 19:57:54,561 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 412 [2021-07-09 19:57:55,350 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 303 [2021-07-09 19:57:55,540 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 332 [2021-07-09 19:57:56,111 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 597 [2021-07-09 19:57:56,431 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 457 [2021-07-09 19:57:56,739 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 444 [2021-07-09 19:57:57,007 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 281 [2021-07-09 19:57:57,984 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 284 [2021-07-09 19:57:58,461 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 239 [2021-07-09 19:57:58,893 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 304 [2021-07-09 19:57:59,337 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 419 [2021-07-09 19:57:59,988 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 245 [2021-07-09 19:58:00,742 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 243 [2021-07-09 19:58:00,945 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 308 [2021-07-09 19:58:01,327 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 402 [2021-07-09 19:58:02,286 WARN L205 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 586 [2021-07-09 19:58:03,533 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 610 DAG size of output: 648 [2021-07-09 19:58:04,481 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2021-07-09 19:58:04,704 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 270 [2021-07-09 19:58:05,011 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 308 [2021-07-09 19:58:05,708 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 236 [2021-07-09 19:58:06,248 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 380 [2021-07-09 19:58:08,347 WARN L205 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 849 DAG size of output: 882 [2021-07-09 19:58:08,680 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 410 [2021-07-09 19:58:08,903 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 342 [2021-07-09 19:58:10,430 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2021-07-09 19:58:10,653 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 338 [2021-07-09 19:58:11,207 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 229 [2021-07-09 19:58:11,633 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 412 [2021-07-09 19:58:12,209 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 515 [2021-07-09 19:58:12,886 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 526 [2021-07-09 19:58:14,179 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 306 [2021-07-09 19:58:14,469 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 377 [2021-07-09 19:58:14,995 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 260 [2021-07-09 19:58:15,432 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 302 [2021-07-09 19:58:16,213 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 281 [2021-07-09 19:58:16,571 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 377 [2021-07-09 19:58:17,312 WARN L205 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 587 [2021-07-09 19:58:18,979 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 946 DAG size of output: 855 [2021-07-09 19:58:21,052 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 1051 DAG size of output: 957 [2021-07-09 19:58:21,184 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 278 [2021-07-09 19:58:21,315 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 290 [2021-07-09 19:58:21,435 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 285 [2021-07-09 19:58:22,384 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 252 [2021-07-09 19:58:22,562 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 316 [2021-07-09 19:58:22,814 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 389 [2021-07-09 19:58:23,133 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 405 [2021-07-09 19:58:23,719 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 267 [2021-07-09 19:58:23,912 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 320 [2021-07-09 19:58:24,453 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 281 [2021-07-09 19:58:24,781 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-07-09 19:58:25,502 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 687 DAG size of output: 562 [2021-07-09 19:58:26,152 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 292 [2021-07-09 19:58:26,836 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 318 [2021-07-09 19:58:27,125 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 410 [2021-07-09 19:58:27,742 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 261 [2021-07-09 19:58:27,921 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 320 [2021-07-09 19:58:28,375 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 279 [2021-07-09 19:58:28,513 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 300 [2021-07-09 19:58:28,828 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 418 [2021-07-09 19:58:29,520 WARN L205 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 566 [2021-07-09 19:58:31,114 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 1051 DAG size of output: 864 [2021-07-09 19:58:33,047 WARN L205 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 1113 DAG size of output: 917 [2021-07-09 19:58:33,742 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 261 [2021-07-09 19:58:34,397 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 284 [2021-07-09 19:58:34,626 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 359 [2021-07-09 19:58:35,222 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 296 [2021-07-09 19:58:35,655 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 265 [2021-07-09 19:58:35,894 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 375 [2021-07-09 19:58:36,434 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 503 [2021-07-09 19:58:37,140 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 235 [2021-07-09 19:58:37,325 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 264 [2021-07-09 19:58:37,836 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 242 [2021-07-09 19:58:38,169 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 325 [2021-07-09 19:58:38,649 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 438 [2021-07-09 19:58:39,823 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 749 DAG size of output: 750 [2021-07-09 19:58:41,253 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 800 DAG size of output: 800 [2021-07-09 19:58:45,103 WARN L205 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 1555 DAG size of output: 1414 [2021-07-09 19:58:51,912 WARN L205 SmtUtils]: Spent 6.80 s on a formula simplification. DAG size of input: 2320 DAG size of output: 2079 [2021-07-09 19:59:00,164 WARN L205 SmtUtils]: Spent 8.24 s on a formula simplification. DAG size of input: 2889 DAG size of output: 2253 [2021-07-09 19:59:00,767 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 257 [2021-07-09 19:59:00,902 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 267 [2021-07-09 19:59:10,530 WARN L205 SmtUtils]: Spent 9.62 s on a formula simplification. DAG size of input: 3026 DAG size of output: 2377 [2021-07-09 19:59:11,131 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 514 [2021-07-09 19:59:11,882 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 236 [2021-07-09 19:59:12,782 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2021-07-09 19:59:13,008 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 271 [2021-07-09 19:59:13,307 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 311 [2021-07-09 19:59:13,834 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 380 [2021-07-09 19:59:14,024 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 316 [2021-07-09 19:59:14,173 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 323 [2021-07-09 19:59:14,303 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 303 [2021-07-09 19:59:15,106 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 305 [2021-07-09 19:59:15,663 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 256 [2021-07-09 19:59:16,205 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 312 [2021-07-09 19:59:16,602 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 436 [2021-07-09 19:59:17,398 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 256 [2021-07-09 19:59:17,574 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 306 [2021-07-09 19:59:18,355 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 300 [2021-07-09 19:59:18,826 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 430 [2021-07-09 19:59:19,739 WARN L205 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 618 [2021-07-09 19:59:19,869 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 307 [2021-07-09 19:59:20,576 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 283 [2021-07-09 19:59:20,730 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 302 [2021-07-09 19:59:21,501 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 279 [2021-07-09 19:59:21,867 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 420 [2021-07-09 19:59:22,014 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 358 [2021-07-09 19:59:22,833 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 302 [2021-07-09 19:59:22,955 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 332 [2021-07-09 19:59:23,091 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 316 [2021-07-09 19:59:23,562 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 294 [2021-07-09 19:59:23,828 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 346 [2021-07-09 19:59:24,250 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 442 [2021-07-09 19:59:25,131 WARN L205 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 734 DAG size of output: 616 [2021-07-09 19:59:27,049 WARN L205 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 1144 DAG size of output: 978 [2021-07-09 19:59:29,457 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 1236 DAG size of output: 1068 [2021-07-09 19:59:31,880 WARN L205 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 1461 DAG size of output: 976 [2021-07-09 19:59:35,103 WARN L205 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 1567 DAG size of output: 1074 [2021-07-09 19:59:35,454 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 389 [2021-07-09 19:59:35,671 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 388 [2021-07-09 19:59:35,886 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 388 [2021-07-09 19:59:36,106 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 435 [2021-07-09 19:59:36,423 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 446 [2021-07-09 19:59:36,553 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 370 [2021-07-09 19:59:36,755 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 386 [2021-07-09 19:59:37,348 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 300 [2021-07-09 19:59:37,576 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 352 [2021-07-09 19:59:38,053 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 455 [2021-07-09 19:59:38,304 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 373 [2021-07-09 19:59:39,038 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 293 [2021-07-09 19:59:39,345 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 308 [2021-07-09 19:59:39,731 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 401 [2021-07-09 19:59:40,600 WARN L205 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 774 DAG size of output: 636 [2021-07-09 19:59:40,850 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 459 [2021-07-09 19:59:41,198 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 466 [2021-07-09 19:59:42,237 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 340 [2021-07-09 19:59:42,703 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 384 [2021-07-09 19:59:43,203 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 497 [2021-07-09 19:59:43,485 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 393 [2021-07-09 19:59:43,608 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 347 [2021-07-09 19:59:43,785 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 348 [2021-07-09 19:59:44,350 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 261 [2021-07-09 19:59:44,571 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 319 [2021-07-09 19:59:44,991 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 408 [2021-07-09 19:59:45,915 WARN L205 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 681 [2021-07-09 19:59:47,930 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 1233 DAG size of output: 968 [2021-07-09 19:59:48,153 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 384 [2021-07-09 19:59:48,419 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 451 [2021-07-09 19:59:48,913 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 249 [2021-07-09 19:59:49,331 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 264 [2021-07-09 19:59:49,472 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 287 [2021-07-09 19:59:49,761 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 369 [2021-07-09 19:59:50,369 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 408 [2021-07-09 19:59:50,727 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 462 [2021-07-09 19:59:50,865 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 378 [2021-07-09 19:59:51,093 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 394 [2021-07-09 19:59:51,753 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 305 [2021-07-09 19:59:51,998 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 357 [2021-07-09 19:59:52,501 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 462 [2021-07-09 19:59:53,399 WARN L205 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 641 [2021-07-09 19:59:53,632 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 427 [2021-07-09 19:59:54,549 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 278 [2021-07-09 19:59:55,168 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 307 [2021-07-09 19:59:55,510 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 381 [2021-07-09 19:59:55,958 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 443 [2021-07-09 19:59:56,222 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 369 [2021-07-09 19:59:57,029 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 279 [2021-07-09 19:59:57,233 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 308 [2021-07-09 19:59:57,636 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 399 [2021-07-09 19:59:58,492 WARN L205 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 747 DAG size of output: 623 [2021-07-09 20:00:00,407 WARN L205 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 1208 DAG size of output: 945 [2021-07-09 20:00:04,865 WARN L205 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 1884 DAG size of output: 1436 [2021-07-09 20:00:10,841 WARN L205 SmtUtils]: Spent 5.97 s on a formula simplification. DAG size of input: 2012 DAG size of output: 1581 [2021-07-09 20:00:11,686 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2021-07-09 20:00:11,910 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 293 [2021-07-09 20:00:12,157 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 304 [2021-07-09 20:00:19,252 WARN L205 SmtUtils]: Spent 7.09 s on a formula simplification. DAG size of input: 2189 DAG size of output: 1741 [2021-07-09 20:00:30,332 WARN L205 SmtUtils]: Spent 11.07 s on a formula simplification. DAG size of input: 3225 DAG size of output: 2355 [2021-07-09 20:00:53,143 WARN L205 SmtUtils]: Spent 22.79 s on a formula simplification. DAG size of input: 5151 DAG size of output: 3699 [2021-07-09 20:01:19,912 WARN L205 SmtUtils]: Spent 26.74 s on a formula simplification. DAG size of input: 5285 DAG size of output: 3839 [2021-07-09 20:01:20,822 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 218 [2021-07-09 20:01:20,987 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 228 [2021-07-09 20:01:21,609 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 438 [2021-07-09 20:01:22,709 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 245 [2021-07-09 20:01:22,943 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 307 [2021-07-09 20:01:23,505 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 252 [2021-07-09 20:01:24,013 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 318 [2021-07-09 20:01:24,511 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 459 [2021-07-09 20:01:25,159 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 514 [2021-07-09 20:01:25,732 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 338 [2021-07-09 20:01:26,706 WARN L205 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 702 [2021-07-09 20:01:27,758 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 260 [2021-07-09 20:01:28,582 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 274 [2021-07-09 20:01:28,993 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 405 [2021-07-09 20:01:29,536 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 460 [2021-07-09 20:01:30,112 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 338 [2021-07-09 20:01:30,963 WARN L205 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 635 [2021-07-09 20:01:32,000 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 659 DAG size of output: 679 [2021-07-09 20:01:34,348 WARN L205 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 937 DAG size of output: 1011 [2021-07-09 20:01:35,369 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 292 [2021-07-09 20:01:35,930 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 385 [2021-07-09 20:01:37,032 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 263 [2021-07-09 20:01:37,296 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 316 [2021-07-09 20:01:37,893 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 408 [2021-07-09 20:01:38,835 WARN L205 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 569 [2021-07-09 20:01:42,078 WARN L205 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 1202 DAG size of output: 1222 [2021-07-09 20:01:42,426 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 376 [2021-07-09 20:01:42,678 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 363 [2021-07-09 20:01:42,906 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 418 [2021-07-09 20:01:43,219 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 373 [2021-07-09 20:01:43,833 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 292 [2021-07-09 20:01:44,052 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 331 [2021-07-09 20:01:44,955 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 282 [2021-07-09 20:01:45,326 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 431 [2021-07-09 20:01:45,535 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 394 [2021-07-09 20:01:46,428 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 280 [2021-07-09 20:01:47,425 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 278 [2021-07-09 20:01:47,615 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 315 [2021-07-09 20:01:47,959 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 414 [2021-07-09 20:01:48,844 WARN L205 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 627 [2021-07-09 20:01:49,156 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 361 [2021-07-09 20:01:49,471 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 392 [2021-07-09 20:01:49,600 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 326 [2021-07-09 20:01:50,242 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 221 [2021-07-09 20:01:50,700 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 204 [2021-07-09 20:01:50,903 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-07-09 20:01:51,176 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 315 [2021-07-09 20:01:51,895 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 244 [2021-07-09 20:01:52,502 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 278 [2021-07-09 20:01:53,026 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 411 [2021-07-09 20:01:53,363 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 416 [2021-07-09 20:01:53,488 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 304 [2021-07-09 20:01:54,488 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 241 [2021-07-09 20:01:54,716 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 280 [2021-07-09 20:01:54,865 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 344 [2021-07-09 20:01:55,097 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 371 [2021-07-09 20:01:55,727 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 293 [2021-07-09 20:01:55,953 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 330 [2021-07-09 20:01:56,325 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 430 [2021-07-09 20:01:57,184 WARN L205 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 624 [2021-07-09 20:01:59,277 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 1154 DAG size of output: 777 [2021-07-09 20:02:01,894 WARN L205 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 1272 DAG size of output: 894 [2021-07-09 20:02:08,417 WARN L205 SmtUtils]: Spent 6.52 s on a formula simplification. DAG size of input: 2242 DAG size of output: 1906 [2021-07-09 20:02:08,881 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 436 [2021-07-09 20:02:09,200 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 374 [2021-07-09 20:02:09,451 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 359 [2021-07-09 20:02:09,668 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 414 [2021-07-09 20:02:09,953 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 369 [2021-07-09 20:02:10,582 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 293 [2021-07-09 20:02:10,799 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 328 [2021-07-09 20:02:11,506 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 240 [2021-07-09 20:02:11,646 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 277 [2021-07-09 20:02:12,034 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 427 [2021-07-09 20:02:12,227 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 390 [2021-07-09 20:02:13,074 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 276 [2021-07-09 20:02:13,987 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-07-09 20:02:14,162 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 313 [2021-07-09 20:02:14,501 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 409 [2021-07-09 20:02:15,319 WARN L205 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 862 DAG size of output: 621 [2021-07-09 20:02:15,558 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 361 [2021-07-09 20:02:15,782 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 416 [2021-07-09 20:02:16,659 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 279 [2021-07-09 20:02:16,961 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 371 [2021-07-09 20:02:17,565 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 293 [2021-07-09 20:02:17,787 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 330 [2021-07-09 20:02:18,166 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 429 [2021-07-09 20:02:18,391 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 392 [2021-07-09 20:02:18,507 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 326 [2021-07-09 20:02:19,289 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2021-07-09 20:02:19,446 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-07-09 20:02:19,627 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 315 [2021-07-09 20:02:20,511 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 278 [2021-07-09 20:02:20,862 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 411 [2021-07-09 20:02:21,679 WARN L205 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 623 [2021-07-09 20:02:23,531 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 1157 DAG size of output: 759 [2021-07-09 20:02:25,831 WARN L205 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 1275 DAG size of output: 876 [2021-07-09 20:02:26,770 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 285 [2021-07-09 20:02:27,263 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 380 [2021-07-09 20:02:28,485 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 253 [2021-07-09 20:02:28,746 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 304 [2021-07-09 20:02:29,145 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 399 [2021-07-09 20:02:30,039 WARN L205 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 560 [2021-07-09 20:02:31,116 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 269 [2021-07-09 20:02:31,877 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 265 [2021-07-09 20:02:32,277 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 393 [2021-07-09 20:02:32,789 WARN L205 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2021-07-09 20:02:33,301 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 329 [2021-07-09 20:02:34,096 WARN L205 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 623 [2021-07-09 20:02:35,095 WARN L205 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 675 [2021-07-09 20:02:36,273 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 307 [2021-07-09 20:02:37,347 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 300 [2021-07-09 20:02:37,834 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 431 [2021-07-09 20:02:38,466 WARN L205 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 484 [2021-07-09 20:02:38,968 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 329 [2021-07-09 20:02:39,920 WARN L205 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 703 DAG size of output: 681 [2021-07-09 20:02:42,145 WARN L205 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 960 DAG size of output: 1007 [2021-07-09 20:02:45,197 WARN L205 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 1227 DAG size of output: 1204 [2021-07-09 20:02:51,659 WARN L205 SmtUtils]: Spent 6.45 s on a formula simplification. DAG size of input: 2273 DAG size of output: 1873 [2021-07-09 20:03:05,202 WARN L205 SmtUtils]: Spent 13.53 s on a formula simplification. DAG size of input: 3626 DAG size of output: 3012 [2021-07-09 20:03:21,118 WARN L205 SmtUtils]: Spent 15.89 s on a formula simplification. DAG size of input: 3733 DAG size of output: 3114 [2021-07-09 20:03:39,400 WARN L205 SmtUtils]: Spent 18.26 s on a formula simplification. DAG size of input: 3858 DAG size of output: 3216 [2021-07-09 20:04:28,814 WARN L205 SmtUtils]: Spent 49.39 s on a formula simplification. DAG size of input: 8350 DAG size of output: 6493 [2021-07-09 20:04:31,323 WARN L205 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 765 DAG size of output: 1165 [2021-07-09 20:04:32,308 WARN L205 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 801 [2021-07-09 20:04:34,796 WARN L205 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 760 DAG size of output: 1013 [2021-07-09 20:04:36,779 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 753 DAG size of output: 864 [2021-07-09 20:04:38,145 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 283 [2021-07-09 20:04:38,939 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 261 [2021-07-09 20:04:39,310 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 383 [2021-07-09 20:04:40,112 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 259 [2021-07-09 20:04:41,122 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 284 [2021-07-09 20:04:41,491 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 381 [2021-07-09 20:04:42,320 WARN L205 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 547 [2021-07-09 20:04:42,561 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 298 [2021-07-09 20:04:43,404 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 271 [2021-07-09 20:04:44,094 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2021-07-09 20:04:44,250 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 277 [2021-07-09 20:04:44,580 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 395 [2021-07-09 20:04:45,122 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 478 [2021-07-09 20:04:46,082 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 288 [2021-07-09 20:04:46,694 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2021-07-09 20:04:46,839 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 253 [2021-07-09 20:04:47,223 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 402 [2021-07-09 20:04:47,830 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 471 [2021-07-09 20:04:48,867 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 795 DAG size of output: 747 [2021-07-09 20:04:50,132 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 828 DAG size of output: 750 [2021-07-09 20:04:51,062 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 256 [2021-07-09 20:04:51,932 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 213 [2021-07-09 20:04:52,307 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 352 [2021-07-09 20:04:52,806 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 423 [2021-07-09 20:04:53,444 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 238 [2021-07-09 20:04:53,589 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 288 [2021-07-09 20:04:54,102 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 333 [2021-07-09 20:04:54,667 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 255 [2021-07-09 20:04:54,845 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 284 [2021-07-09 20:04:55,430 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 338 [2021-07-09 20:04:55,956 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 451 [2021-07-09 20:04:57,083 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 728 DAG size of output: 652 [2021-07-09 20:04:59,840 WARN L205 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 1243 DAG size of output: 1113 [2021-07-09 20:05:02,854 WARN L205 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 1618 DAG size of output: 1151 [2021-07-09 20:05:06,295 WARN L205 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 1690 DAG size of output: 1217 [2021-07-09 20:05:07,688 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 265 [2021-07-09 20:05:08,364 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 231 [2021-07-09 20:05:08,704 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 365 [2021-07-09 20:05:09,196 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 468 [2021-07-09 20:05:09,774 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 489 [2021-07-09 20:05:10,545 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 292 [2021-07-09 20:05:11,168 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2021-07-09 20:05:11,310 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 274 [2021-07-09 20:05:11,607 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 396 [2021-07-09 20:05:12,283 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 242 [2021-07-09 20:05:12,425 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 280 [2021-07-09 20:05:13,145 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 294 [2021-07-09 20:05:13,450 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 402 [2021-07-09 20:05:14,153 WARN L205 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 574 DAG size of output: 550 [2021-07-09 20:05:15,647 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 842 DAG size of output: 808 [2021-07-09 20:05:16,828 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 305 [2021-07-09 20:05:17,945 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 301 [2021-07-09 20:05:18,371 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 388 [2021-07-09 20:05:19,359 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2021-07-09 20:05:19,587 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 257 [2021-07-09 20:05:19,959 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 311 [2021-07-09 20:05:20,859 WARN L205 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 545 [2021-07-09 20:05:22,877 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 1181 DAG size of output: 920 [2021-07-09 20:05:25,301 WARN L205 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 1221 DAG size of output: 955 [2021-07-09 20:05:31,973 WARN L205 SmtUtils]: Spent 6.66 s on a formula simplification. DAG size of input: 2494 DAG size of output: 1879 [2021-07-09 20:05:40,615 WARN L205 SmtUtils]: Spent 8.63 s on a formula simplification. DAG size of input: 2870 DAG size of output: 2341 [2021-07-09 20:05:41,185 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 406 [2021-07-09 20:05:41,575 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 423 [2021-07-09 20:05:42,420 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 237 [2021-07-09 20:05:42,603 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 278 [2021-07-09 20:05:43,169 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 337 [2021-07-09 20:05:44,129 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 250 [2021-07-09 20:05:44,316 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 290 [2021-07-09 20:05:44,604 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 355 [2021-07-09 20:05:45,236 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 442 [2021-07-09 20:05:46,067 WARN L205 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 548 [2021-07-09 20:05:46,385 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 311 [2021-07-09 20:05:46,919 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 279 [2021-07-09 20:05:47,051 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 304 [2021-07-09 20:05:47,312 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 377 [2021-07-09 20:05:47,828 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 269 [2021-07-09 20:05:47,996 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 292 [2021-07-09 20:05:48,411 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 467 [2021-07-09 20:05:49,594 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 356 [2021-07-09 20:05:49,886 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 432 [2021-07-09 20:05:50,248 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2021-07-09 20:05:51,163 WARN L205 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 669 [2021-07-09 20:05:53,158 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 993 DAG size of output: 928 [2021-07-09 20:05:54,454 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 263 [2021-07-09 20:05:54,695 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 314 [2021-07-09 20:05:55,136 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 222 [2021-07-09 20:05:55,650 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 265 [2021-07-09 20:05:55,896 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 348 [2021-07-09 20:05:56,459 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 459 [2021-07-09 20:05:57,207 WARN L205 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 579 [2021-07-09 20:05:58,271 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 356 [2021-07-09 20:05:58,598 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 383 [2021-07-09 20:05:59,187 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 259 [2021-07-09 20:05:59,358 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 285 [2021-07-09 20:05:59,910 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 480 [2021-07-09 20:06:00,844 WARN L205 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 593 [2021-07-09 20:06:01,785 WARN L205 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 617 [2021-07-09 20:06:03,683 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 870 DAG size of output: 884 [2021-07-09 20:06:07,961 WARN L205 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 1534 DAG size of output: 1523 [2021-07-09 20:06:13,221 WARN L205 SmtUtils]: Spent 5.25 s on a formula simplification. DAG size of input: 1662 DAG size of output: 1666 [2021-07-09 20:06:14,246 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 254 [2021-07-09 20:06:14,498 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 330 [2021-07-09 20:06:14,886 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 415 [2021-07-09 20:06:15,892 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 260 [2021-07-09 20:06:16,157 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 329 [2021-07-09 20:06:16,557 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 422 [2021-07-09 20:06:17,500 WARN L205 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 559 [2021-07-09 20:06:23,440 WARN L205 SmtUtils]: Spent 5.94 s on a formula simplification. DAG size of input: 1894 DAG size of output: 1719 [2021-07-09 20:06:23,957 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 258 [2021-07-09 20:06:30,790 WARN L205 SmtUtils]: Spent 6.83 s on a formula simplification. DAG size of input: 2009 DAG size of output: 1825 [2021-07-09 20:06:31,501 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 467 [2021-07-09 20:06:32,156 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 224 [2021-07-09 20:06:32,290 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 263 [2021-07-09 20:06:33,045 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 338 [2021-07-09 20:06:33,682 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 445 [2021-07-09 20:06:34,458 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2021-07-09 20:06:34,597 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 270 [2021-07-09 20:06:35,072 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2021-07-09 20:06:35,398 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 345 [2021-07-09 20:06:35,875 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 466 [2021-07-09 20:06:36,897 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 692 DAG size of output: 688 [2021-07-09 20:06:37,148 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 272 [2021-07-09 20:06:37,651 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 272 [2021-07-09 20:06:37,842 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 327 [2021-07-09 20:06:38,401 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 391 [2021-07-09 20:06:38,867 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 241 [2021-07-09 20:06:38,977 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 277 [2021-07-09 20:06:39,576 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 328 [2021-07-09 20:06:39,862 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 392 [2021-07-09 20:06:40,492 WARN L205 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 580 DAG size of output: 542 [2021-07-09 20:06:40,747 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 279 [2021-07-09 20:06:41,376 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 330 [2021-07-09 20:06:41,797 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 243 [2021-07-09 20:06:42,088 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 394 [2021-07-09 20:06:42,246 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 274 [2021-07-09 20:06:42,760 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 274 [2021-07-09 20:06:42,956 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 329 [2021-07-09 20:06:43,529 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 395 [2021-07-09 20:06:44,171 WARN L205 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 546 [2021-07-09 20:06:45,596 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 816 DAG size of output: 763 [2021-07-09 20:06:48,470 WARN L205 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 1175 DAG size of output: 1122 [2021-07-09 20:06:48,681 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 302 [2021-07-09 20:06:49,530 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 255 [2021-07-09 20:06:49,784 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 319 [2021-07-09 20:06:50,704 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 242 [2021-07-09 20:06:50,958 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 322 [2021-07-09 20:06:51,538 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 500 [2021-07-09 20:06:51,716 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 300 [2021-07-09 20:06:52,238 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 299 [2021-07-09 20:06:52,703 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-07-09 20:06:52,952 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 291 [2021-07-09 20:06:53,307 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 361 [2021-07-09 20:06:54,202 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 240 [2021-07-09 20:06:54,456 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 320 [2021-07-09 20:06:55,130 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 515 [2021-07-09 20:06:56,577 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 700 DAG size of output: 716 [2021-07-09 20:07:00,997 WARN L205 SmtUtils]: Spent 4.41 s on a formula simplification. DAG size of input: 1678 DAG size of output: 1384 [2021-07-09 20:07:06,637 WARN L205 SmtUtils]: Spent 5.63 s on a formula simplification. DAG size of input: 1840 DAG size of output: 1603 [2021-07-09 20:07:13,000 WARN L205 SmtUtils]: Spent 6.35 s on a formula simplification. DAG size of input: 1907 DAG size of output: 1662 [2021-07-09 20:07:28,154 WARN L205 SmtUtils]: Spent 15.14 s on a formula simplification. DAG size of input: 3341 DAG size of output: 3040 [2021-07-09 20:07:55,203 WARN L205 SmtUtils]: Spent 27.03 s on a formula simplification. DAG size of input: 5467 DAG size of output: 4541 [2021-07-09 20:07:55,358 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 737 DAG size of output: 737 [2021-07-09 20:07:56,251 WARN L205 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 572 [2021-07-09 20:07:56,752 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 465 [2021-07-09 20:07:57,012 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 298 [2021-07-09 20:07:57,548 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 238 [2021-07-09 20:07:58,150 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 318 [2021-07-09 20:07:58,665 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 297 [2021-07-09 20:07:59,099 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-07-09 20:07:59,339 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 289 [2021-07-09 20:07:59,679 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 359 [2021-07-09 20:08:00,343 WARN L205 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 513 [2021-07-09 20:08:00,522 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 300 [2021-07-09 20:08:01,105 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 240 [2021-07-09 20:08:01,715 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 320 [2021-07-09 20:08:01,957 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 299 [2021-07-09 20:08:02,412 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 241 [2021-07-09 20:08:02,653 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 294 [2021-07-09 20:08:03,303 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 364 [2021-07-09 20:08:04,024 WARN L205 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 518 [2021-07-09 20:08:05,574 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 674 DAG size of output: 664 [2021-07-09 20:08:05,765 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 336 [2021-07-09 20:08:05,888 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 363 [2021-07-09 20:08:06,487 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 291 [2021-07-09 20:08:06,605 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 277 [2021-07-09 20:08:07,210 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 328 [2021-07-09 20:08:07,593 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 403 [2021-07-09 20:08:08,316 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 241 [2021-07-09 20:08:08,524 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 308 [2021-07-09 20:08:09,127 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 586 DAG size of output: 517 [2021-07-09 20:08:09,248 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 351 [2021-07-09 20:08:09,353 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 253 [2021-07-09 20:08:09,947 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 294 [2021-07-09 20:08:10,180 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 358 [2021-07-09 20:08:11,006 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 272 [2021-07-09 20:08:11,219 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 337 [2021-07-09 20:08:11,625 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 398 [2021-07-09 20:08:12,212 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 504 Received shutdown request... [2021-07-09 20:08:13,552 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 841 DAG size of output: 753 [2021-07-09 20:08:13,762 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1525,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 20:08:13,762 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-09 20:08:13,769 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-09 20:08:13,771 WARN L196 ceAbstractionStarter]: Timeout [2021-07-09 20:08:13,771 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.07 08:08:13 BasicIcfg [2021-07-09 20:08:13,771 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-09 20:08:13,771 INFO L168 Benchmark]: Toolchain (without parser) took 870785.89 ms. Allocated memory was 182.5 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 162.4 MB in the beginning and 1.0 GB in the end (delta: -855.6 MB). Peak memory consumption was 865.0 MB. Max. memory is 8.0 GB. [2021-07-09 20:08:13,771 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.44 ms. Allocated memory is still 182.5 MB. Free memory is still 163.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-09 20:08:13,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.28 ms. Allocated memory is still 182.5 MB. Free memory was 162.3 MB in the beginning and 160.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-09 20:08:13,772 INFO L168 Benchmark]: Boogie Preprocessor took 12.38 ms. Allocated memory is still 182.5 MB. Free memory was 160.9 MB in the beginning and 160.0 MB in the end (delta: 899.2 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-09 20:08:13,772 INFO L168 Benchmark]: RCFGBuilder took 458.82 ms. Allocated memory is still 182.5 MB. Free memory was 159.9 MB in the beginning and 142.8 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB. [2021-07-09 20:08:13,772 INFO L168 Benchmark]: TraceAbstraction took 870285.45 ms. Allocated memory was 182.5 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 142.4 MB in the beginning and 1.0 GB in the end (delta: -875.6 MB). Peak memory consumption was 845.1 MB. Max. memory is 8.0 GB. [2021-07-09 20:08:13,772 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 0.44 ms. Allocated memory is still 182.5 MB. Free memory is still 163.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.28 ms. Allocated memory is still 182.5 MB. Free memory was 162.3 MB in the beginning and 160.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.38 ms. Allocated memory is still 182.5 MB. Free memory was 160.9 MB in the beginning and 160.0 MB in the end (delta: 899.2 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 458.82 ms. Allocated memory is still 182.5 MB. Free memory was 159.9 MB in the beginning and 142.8 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 870285.45 ms. Allocated memory was 182.5 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 142.4 MB in the beginning and 1.0 GB in the end (delta: -875.6 MB). Peak memory consumption was 845.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.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] , DistributingIndependenceRelation.Statistics on underlying relations: [ 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: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - TimeoutResultAtElement [Line: 59]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 28 with TraceHistMax 15,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 20 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 870213.1ms, OverallIterations: 19, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.7ms, PartialOrderReductionTime: 4348.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, InterpolantAutomatonStates: 241, 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: 81.6ms SsaConstructionTime, 379.7ms SatisfiabilityAnalysisTime, 59607.0ms InterpolantComputationTime, 621 NumberOfCodeBlocks, 621 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 586 ConstructedInterpolants, 0 QuantifiedInterpolants, 3086 SizeOfPredicates, 28 NumberOfNonLiveVariables, 1207 ConjunctsInSsa, 283 ConjunctsInUnsatCore, 35 InterpolantComputations, 1 PerfectInterpolantSequences, 205/1392 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