/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 03:29:52,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 03:29:52,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 03:29:52,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 03:29:53,004 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2021-07-14 03:29:53,039 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 03:29:53,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 03:29:53,040 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 03:29:53,040 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 03:29:53,042 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 03:29:53,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 03:29:53,043 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 03:29:53,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 03:29:53,043 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 03:29:53,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 03:29:53,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 03:29:53,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 03:29:53,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 03:29:53,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 03:29:53,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 03:29:53,045 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 03:29:53,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 03:29:53,045 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 03:29:53,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 03:29:53,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 03:29:53,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 03:29:53,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 03:29:53,046 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 03:29:53,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 03:29:53,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 03:29:53,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 03:29:53,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 03:29:53,047 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 03:29:53,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 03:29:53,048 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 03:29:53,048 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 03:29:53,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 03:29:53,048 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 03:29:53,048 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 03:29:53,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 03:29:53,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 03:29:53,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 03:29:53,384 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 03:29:53,386 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 03:29:53,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl [2021-07-14 03:29:53,387 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl' [2021-07-14 03:29:53,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 03:29:53,408 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 03:29:53,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 03:29:53,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 03:29:53,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 03:29:53,419 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 14.07 03:29:53" (1/1) ... [2021-07-14 03:29:53,425 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 14.07 03:29:53" (1/1) ... [2021-07-14 03:29:53,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 03:29:53,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 03:29:53,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 03:29:53,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 03:29:53,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:29:53" (1/1) ... [2021-07-14 03:29:53,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:29:53" (1/1) ... [2021-07-14 03:29:53,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:29:53" (1/1) ... [2021-07-14 03:29:53,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:29:53" (1/1) ... [2021-07-14 03:29:53,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:29:53" (1/1) ... [2021-07-14 03:29:53,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:29:53" (1/1) ... [2021-07-14 03:29:53,448 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:29:53" (1/1) ... [2021-07-14 03:29:53,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 03:29:53,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 03:29:53,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 03:29:53,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 03:29:53,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:29:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 03:29:53,535 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 03:29:53,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 03:29:53,536 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 03:29:53,536 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 03:29:53,536 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 03:29:53,536 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 03:29:53,536 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 03:29:53,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 03:29:53,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 03:29:53,537 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 03:29:53,819 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 03:29:53,819 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-07-14 03:29:53,820 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-14 03:29:53,820 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-07-14 03:29:53,822 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:29:53 BoogieIcfgContainer [2021-07-14 03:29:53,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 03:29:53,823 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 03:29:53,823 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 03:29:53,826 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 03:29:53,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:29:53" (1/2) ... [2021-07-14 03:29:53,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1669d344 and model type unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:29:53, skipping insertion in model container [2021-07-14 03:29:53,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:29:53" (2/2) ... [2021-07-14 03:29:53,828 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.bpl [2021-07-14 03:29:53,845 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 03:29:53,845 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 03:29:53,845 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 03:29:53,846 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 03:29:53,876 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-14 03:29:53,896 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 [2021-07-14 03:29:53,937 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 03:29:53,938 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 03:29:53,938 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 03:29:53,938 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 03:29:53,938 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 03:29:53,938 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 03:29:53,939 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 03:29:53,939 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 03:29:53,964 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:53,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:53,968 INFO L82 PathProgramCache]: Analyzing trace with hash -557316947, now seen corresponding path program 1 times [2021-07-14 03:29:53,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:53,976 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078316723] [2021-07-14 03:29:53,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:54,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:29:54,144 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:29:54,144 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078316723] [2021-07-14 03:29:54,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078316723] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 03:29:54,146 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 03:29:54,146 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 03:29:54,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446014471] [2021-07-14 03:29:54,150 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 03:29:54,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:29:54,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 03:29:54,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 03:29:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:54,171 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:29:54,187 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) [2021-07-14 03:29:54,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:54,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:54,217 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 03:29:54,217 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:54,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:54,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1018649893, now seen corresponding path program 1 times [2021-07-14 03:29:54,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:54,218 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385629776] [2021-07-14 03:29:54,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:54,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:29:54,264 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:29:54,265 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385629776] [2021-07-14 03:29:54,265 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385629776] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:54,265 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [404195584] [2021-07-14 03:29:54,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:29:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:54,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-14 03:29:54,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:29:54,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:29:54,409 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [404195584] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:54,409 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:29:54,410 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-07-14 03:29:54,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010645110] [2021-07-14 03:29:54,412 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 03:29:54,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:29:54,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 03:29:54,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-07-14 03:29:54,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:54,414 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:29:54,415 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) [2021-07-14 03:29:54,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:54,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:54,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:54,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:54,679 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:29:54,679 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:54,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:54,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1490307348, now seen corresponding path program 1 times [2021-07-14 03:29:54,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:54,680 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203046869] [2021-07-14 03:29:54,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:54,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 03:29:54,730 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:29:54,730 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203046869] [2021-07-14 03:29:54,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203046869] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:54,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [929095766] [2021-07-14 03:29:54,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:29:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:54,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-14 03:29:54,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:29:54,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 03:29:54,799 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [929095766] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:54,799 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:29:54,800 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-07-14 03:29:54,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662686543] [2021-07-14 03:29:54,800 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-14 03:29:54,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:29:54,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-14 03:29:54,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-14 03:29:54,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:54,801 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:29:54,801 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) [2021-07-14 03:29:54,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:54,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:54,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:54,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:54,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:54,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:55,041 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:29:55,041 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:55,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:55,042 INFO L82 PathProgramCache]: Analyzing trace with hash 1845330330, now seen corresponding path program 2 times [2021-07-14 03:29:55,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:55,042 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403177505] [2021-07-14 03:29:55,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:55,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 03:29:55,125 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:29:55,129 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403177505] [2021-07-14 03:29:55,129 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403177505] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:55,129 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706834459] [2021-07-14 03:29:55,129 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 [2021-07-14 03:29:55,157 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 03:29:55,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:29:55,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 03:29:55,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:29:55,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 03:29:55,231 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1706834459] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:55,231 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:29:55,231 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-07-14 03:29:55,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077648002] [2021-07-14 03:29:55,231 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 03:29:55,231 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:29:55,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 03:29:55,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-07-14 03:29:55,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:55,232 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:29:55,232 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) [2021-07-14 03:29:55,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:55,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:55,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:55,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:55,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:55,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:55,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:55,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:55,476 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:29:55,477 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:55,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:55,478 INFO L82 PathProgramCache]: Analyzing trace with hash -2124084052, now seen corresponding path program 3 times [2021-07-14 03:29:55,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:55,478 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976731002] [2021-07-14 03:29:55,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:55,558 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 03:29:55,558 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:29:55,559 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976731002] [2021-07-14 03:29:55,559 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976731002] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:55,559 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1527507102] [2021-07-14 03:29:55,559 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 [2021-07-14 03:29:55,592 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 03:29:55,592 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:29:55,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 03:29:55,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:29:55,648 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 03:29:55,648 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1527507102] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:55,648 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:29:55,648 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-07-14 03:29:55,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948513663] [2021-07-14 03:29:55,649 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 03:29:55,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:29:55,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 03:29:55,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-07-14 03:29:55,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:55,650 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:29:55,650 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) [2021-07-14 03:29:55,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:55,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:55,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:55,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:55,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:55,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:55,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:55,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:55,920 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:29:55,921 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:55,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:55,922 INFO L82 PathProgramCache]: Analyzing trace with hash -621878310, now seen corresponding path program 4 times [2021-07-14 03:29:55,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:55,922 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790722363] [2021-07-14 03:29:55,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:56,017 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 03:29:56,018 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:29:56,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790722363] [2021-07-14 03:29:56,018 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790722363] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:56,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [762172062] [2021-07-14 03:29:56,018 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 [2021-07-14 03:29:56,048 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 03:29:56,048 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:29:56,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 03:29:56,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:29:56,145 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 03:29:56,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [762172062] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:56,146 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:29:56,146 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-07-14 03:29:56,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322527712] [2021-07-14 03:29:56,146 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-14 03:29:56,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:29:56,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-14 03:29:56,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-07-14 03:29:56,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:56,147 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:29:56,148 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) [2021-07-14 03:29:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:56,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:56,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:56,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:56,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:56,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:56,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:29:56,409 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:29:56,409 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:56,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:56,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1298140564, now seen corresponding path program 5 times [2021-07-14 03:29:56,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:56,410 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729798520] [2021-07-14 03:29:56,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:56,468 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:29:56,468 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:29:56,469 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729798520] [2021-07-14 03:29:56,469 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729798520] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:56,469 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996353386] [2021-07-14 03:29:56,469 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 [2021-07-14 03:29:56,505 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 03:29:56,505 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:29:56,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 03:29:56,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:29:56,685 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:29:56,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-07-14 03:29:56,846 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:29:56,848 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:29:56,849 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:29:56,849 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-07-14 03:29:56,858 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:29:56,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1996353386] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:56,858 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:29:56,859 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-07-14 03:29:56,859 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835063901] [2021-07-14 03:29:56,859 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 03:29:56,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:29:56,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 03:29:56,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-07-14 03:29:56,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:56,860 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:29:56,861 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) [2021-07-14 03:29:56,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:56,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:56,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:56,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:56,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:56,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:29:56,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:56,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:56,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:56,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:56,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:56,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:56,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:29:56,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:29:57,172 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:29:57,173 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:57,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:57,174 INFO L82 PathProgramCache]: Analyzing trace with hash -787433958, now seen corresponding path program 6 times [2021-07-14 03:29:57,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:57,174 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764447151] [2021-07-14 03:29:57,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:57,264 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:29:57,265 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:29:57,265 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764447151] [2021-07-14 03:29:57,265 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764447151] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:57,265 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1409863159] [2021-07-14 03:29:57,265 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 [2021-07-14 03:29:57,298 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-14 03:29:57,299 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:29:57,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 03:29:57,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:29:57,368 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:29:57,369 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1409863159] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:57,369 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:29:57,369 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-07-14 03:29:57,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114477526] [2021-07-14 03:29:57,370 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 03:29:57,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:29:57,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 03:29:57,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-07-14 03:29:57,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:57,373 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:29:57,373 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) [2021-07-14 03:29:57,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:57,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:57,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:57,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:57,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:57,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:29:57,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:29:57,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:57,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:57,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:57,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:57,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:57,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:57,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:29:57,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:29:57,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:29:57,720 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-07-14 03:29:57,721 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:57,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:57,721 INFO L82 PathProgramCache]: Analyzing trace with hash 1382419341, now seen corresponding path program 7 times [2021-07-14 03:29:57,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:57,722 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24539747] [2021-07-14 03:29:57,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:57,854 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 03:29:57,854 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:29:57,854 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24539747] [2021-07-14 03:29:57,854 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24539747] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:57,855 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406464392] [2021-07-14 03:29:57,855 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 [2021-07-14 03:29:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:57,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 03:29:57,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:29:57,972 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 03:29:57,972 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1406464392] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:57,972 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:29:57,973 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-07-14 03:29:57,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107959298] [2021-07-14 03:29:57,973 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 03:29:57,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:29:57,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 03:29:57,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-07-14 03:29:57,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:57,974 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:29:57,974 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) [2021-07-14 03:29:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:57,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:29:57,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:29:57,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:29:57,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:58,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:58,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:58,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:58,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:58,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:58,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:29:58,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:29:58,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:29:58,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:29:58,408 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:29:58,409 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:58,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:58,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1749771333, now seen corresponding path program 8 times [2021-07-14 03:29:58,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:58,410 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347896075] [2021-07-14 03:29:58,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:58,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:58,541 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 03:29:58,541 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:29:58,541 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347896075] [2021-07-14 03:29:58,541 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347896075] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:58,542 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [41693669] [2021-07-14 03:29:58,542 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 [2021-07-14 03:29:58,578 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 03:29:58,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:29:58,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-14 03:29:58,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:29:58,698 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 03:29:58,699 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [41693669] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:58,699 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:29:58,699 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-07-14 03:29:58,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885937191] [2021-07-14 03:29:58,701 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 03:29:58,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:29:58,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 03:29:58,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-07-14 03:29:58,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:58,702 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:29:58,702 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) [2021-07-14 03:29:58,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:58,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:58,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:58,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:58,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:58,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:29:58,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:29:58,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:29:58,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:29:58,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:58,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:58,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:58,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:58,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:58,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:58,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:29:58,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:29:58,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:29:58,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:29:58,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:29:59,112 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:29:59,113 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:59,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:59,113 INFO L82 PathProgramCache]: Analyzing trace with hash -63434419, now seen corresponding path program 9 times [2021-07-14 03:29:59,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:59,114 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982886723] [2021-07-14 03:29:59,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:29:59,263 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 03:29:59,263 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:29:59,263 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982886723] [2021-07-14 03:29:59,263 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982886723] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:59,263 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [617539050] [2021-07-14 03:29:59,264 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 [2021-07-14 03:29:59,311 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 03:29:59,311 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:29:59,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 03:29:59,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:29:59,450 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 03:29:59,450 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [617539050] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:29:59,450 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:29:59,450 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-07-14 03:29:59,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900901976] [2021-07-14 03:29:59,451 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 03:29:59,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:29:59,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 03:29:59,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2021-07-14 03:29:59,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:59,452 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:29:59,453 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) [2021-07-14 03:29:59,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:59,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:59,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:59,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:59,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:59,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:29:59,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:29:59,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:29:59,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:29:59,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:29:59,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:29:59,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:29:59,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:59,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:29:59,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:29:59,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:29:59,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:29:59,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:29:59,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:29:59,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:29:59,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:29:59,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:29:59,896 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-07-14 03:29:59,897 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:29:59,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:29:59,901 INFO L82 PathProgramCache]: Analyzing trace with hash 673402363, now seen corresponding path program 10 times [2021-07-14 03:29:59,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:29:59,901 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568238692] [2021-07-14 03:29:59,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:29:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:30:00,075 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 03:30:00,075 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:30:00,075 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568238692] [2021-07-14 03:30:00,075 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568238692] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:00,075 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195211841] [2021-07-14 03:30:00,075 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 [2021-07-14 03:30:00,105 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 03:30:00,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:30:00,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-14 03:30:00,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:30:00,265 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 03:30:00,265 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195211841] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:00,265 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:30:00,265 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-07-14 03:30:00,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340394293] [2021-07-14 03:30:00,266 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-14 03:30:00,266 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:30:00,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-14 03:30:00,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2021-07-14 03:30:00,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:30:00,266 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:30:00,266 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) [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:30:00,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:30:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:30:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:30:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:30:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:30:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:30:00,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:30:00,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:30:00,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:30:00,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:30:00,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:30:00,739 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-07-14 03:30:00,739 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:30:00,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:30:00,740 INFO L82 PathProgramCache]: Analyzing trace with hash 2040506125, now seen corresponding path program 11 times [2021-07-14 03:30:00,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:30:00,740 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670603712] [2021-07-14 03:30:00,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:30:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:30:00,841 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:30:00,841 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:30:00,841 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670603712] [2021-07-14 03:30:00,841 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670603712] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:00,841 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [486599224] [2021-07-14 03:30:00,841 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 [2021-07-14 03:30:00,872 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 03:30:00,873 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:30:00,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-14 03:30:00,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:30:01,385 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-07-14 03:30:01,386 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:30:01,386 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 [2021-07-14 03:30:02,763 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 230 [2021-07-14 03:30:02,935 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 248 [2021-07-14 03:30:03,115 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 248 [2021-07-14 03:30:03,290 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 263 [2021-07-14 03:30:03,779 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 327 [2021-07-14 03:30:04,140 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 318 [2021-07-14 03:30:04,432 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 275 [2021-07-14 03:30:05,728 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 246 [2021-07-14 03:30:05,908 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 263 [2021-07-14 03:30:06,048 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 213 [2021-07-14 03:30:06,156 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 215 [2021-07-14 03:30:08,110 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 203 [2021-07-14 03:30:08,266 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 222 [2021-07-14 03:30:08,623 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 300 [2021-07-14 03:30:09,203 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 326 [2021-07-14 03:30:09,366 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 197 [2021-07-14 03:30:10,519 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 236 [2021-07-14 03:30:10,771 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 260 [2021-07-14 03:30:11,006 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 307 [2021-07-14 03:30:11,768 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 183 [2021-07-14 03:30:11,907 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 202 [2021-07-14 03:30:12,081 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 220 [2021-07-14 03:30:12,258 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 229 [2021-07-14 03:30:12,701 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 431 [2021-07-14 03:30:13,562 WARN L205 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 806 DAG size of output: 631 [2021-07-14 03:30:14,592 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 835 DAG size of output: 670 [2021-07-14 03:30:15,938 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 969 DAG size of output: 794 [2021-07-14 03:30:17,515 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 979 DAG size of output: 806 [2021-07-14 03:30:19,374 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 1051 DAG size of output: 859 [2021-07-14 03:30:21,522 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 1150 DAG size of output: 926 [2021-07-14 03:30:21,752 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 268 [2021-07-14 03:30:21,928 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 269 [2021-07-14 03:30:22,092 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 254 [2021-07-14 03:30:23,146 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 220 [2021-07-14 03:30:23,529 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 247 [2021-07-14 03:30:23,730 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 254 [2021-07-14 03:30:25,030 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 191 [2021-07-14 03:30:25,474 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 227 [2021-07-14 03:30:25,714 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 234 [2021-07-14 03:30:26,200 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 367 [2021-07-14 03:30:26,740 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 370 [2021-07-14 03:30:27,405 WARN L205 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 432 [2021-07-14 03:30:30,572 WARN L205 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 1529 DAG size of output: 1137 [2021-07-14 03:30:33,799 WARN L205 SmtUtils]: Spent 3.22 s on a formula simplification. DAG size of input: 1529 DAG size of output: 1137 [2021-07-14 03:30:37,377 WARN L205 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 1540 DAG size of output: 1148 [2021-07-14 03:30:37,508 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 1144 [2021-07-14 03:30:40,914 WARN L205 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 1146 DAG size of output: 1191 [2021-07-14 03:30:43,720 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 1072 DAG size of output: 1162 [2021-07-14 03:30:46,332 WARN L205 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 1062 DAG size of output: 1243 [2021-07-14 03:30:46,810 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 1055 DAG size of output: 581 [2021-07-14 03:30:47,046 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 342 [2021-07-14 03:30:47,510 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 211 [2021-07-14 03:30:48,039 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 221 [2021-07-14 03:30:48,209 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 264 [2021-07-14 03:30:48,584 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 382 [2021-07-14 03:30:49,211 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 738 DAG size of output: 556 [2021-07-14 03:30:50,045 WARN L205 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 898 DAG size of output: 650 [2021-07-14 03:30:51,240 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 1089 DAG size of output: 754 [2021-07-14 03:30:52,442 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 1089 DAG size of output: 754 [2021-07-14 03:30:53,947 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 1094 DAG size of output: 478 [2021-07-14 03:30:54,207 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 290 [2021-07-14 03:30:54,378 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2021-07-14 03:30:54,991 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 224 [2021-07-14 03:30:55,483 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 03:30:55,485 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:30:55,485 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 03:30:55,485 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-07-14 03:30:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:30:55,490 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [486599224] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:55,491 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:30:55,491 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 24 [2021-07-14 03:30:55,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385642974] [2021-07-14 03:30:55,491 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 03:30:55,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:30:55,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 03:30:55,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-07-14 03:30:55,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:30:55,492 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:30:55,493 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) [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:30:55,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:30:55,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:30:55,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 03:30:55,929 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-07-14 03:30:55,929 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:30:55,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:30:55,930 INFO L82 PathProgramCache]: Analyzing trace with hash 1471049787, now seen corresponding path program 12 times [2021-07-14 03:30:55,930 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:30:55,930 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384275202] [2021-07-14 03:30:55,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:30:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:30:56,068 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:30:56,068 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:30:56,068 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384275202] [2021-07-14 03:30:56,069 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384275202] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:56,069 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [403336056] [2021-07-14 03:30:56,069 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 [2021-07-14 03:30:56,113 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-07-14 03:30:56,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:30:56,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 03:30:56,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:30:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 55 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:30:56,182 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [403336056] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:56,182 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:30:56,182 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2021-07-14 03:30:56,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262423843] [2021-07-14 03:30:56,182 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 03:30:56,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:30:56,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 03:30:56,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2021-07-14 03:30:56,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:30:56,183 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:30:56,183 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) [2021-07-14 03:30:56,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:30:56,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:56,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:56,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:30:56,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:30:56,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:30:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:30:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:30:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:30:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:30:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:30:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:30:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 03:30:56,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:30:56,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:30:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 03:30:56,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:30:56,652 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1520,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:30:56,653 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:30:56,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:30:56,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1619028596, now seen corresponding path program 13 times [2021-07-14 03:30:56,653 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:30:56,654 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846768847] [2021-07-14 03:30:56,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:30:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:30:56,842 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 03:30:56,842 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:30:56,842 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846768847] [2021-07-14 03:30:56,842 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846768847] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:56,842 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146285035] [2021-07-14 03:30:56,842 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 [2021-07-14 03:30:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:30:56,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 25 conjunts are in the unsatisfiable core [2021-07-14 03:30:56,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:30:57,062 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 03:30:57,063 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146285035] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:57,063 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:30:57,063 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-07-14 03:30:57,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900636009] [2021-07-14 03:30:57,063 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-07-14 03:30:57,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:30:57,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-07-14 03:30:57,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=497, Unknown=0, NotChecked=0, Total=552 [2021-07-14 03:30:57,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:30:57,064 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:30:57,065 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) [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 03:30:57,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:30:57,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:30:57,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:30:57,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:57,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:57,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:30:57,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:30:57,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:30:57,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:30:57,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:30:57,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:30:57,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:30:57,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:30:57,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:30:57,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 03:30:57,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:30:57,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 03:30:57,796 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1521 [2021-07-14 03:30:57,797 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:30:57,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:30:57,797 INFO L82 PathProgramCache]: Analyzing trace with hash 889244474, now seen corresponding path program 14 times [2021-07-14 03:30:57,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:30:57,797 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396038111] [2021-07-14 03:30:57,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:30:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:30:58,023 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 03:30:58,024 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:30:58,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396038111] [2021-07-14 03:30:58,024 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396038111] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:58,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1609174723] [2021-07-14 03:30:58,024 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 [2021-07-14 03:30:58,063 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 03:30:58,064 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:30:58,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-14 03:30:58,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:30:58,303 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 03:30:58,303 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1609174723] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:58,303 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:30:58,303 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-07-14 03:30:58,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71821947] [2021-07-14 03:30:58,304 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-07-14 03:30:58,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:30:58,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-07-14 03:30:58,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2021-07-14 03:30:58,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:30:58,307 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:30:58,307 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) [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:30:58,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:30:58,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 03:30:58,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:30:58,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 03:30:58,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:30:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:30:58,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 03:30:58,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:30:58,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 03:30:58,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 03:30:59,044 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1522,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:30:59,045 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:30:59,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:30:59,045 INFO L82 PathProgramCache]: Analyzing trace with hash 1336298316, now seen corresponding path program 15 times [2021-07-14 03:30:59,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:30:59,045 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333418309] [2021-07-14 03:30:59,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:30:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:30:59,255 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 03:30:59,255 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:30:59,255 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333418309] [2021-07-14 03:30:59,255 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333418309] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:59,255 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [230637354] [2021-07-14 03:30:59,255 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 [2021-07-14 03:30:59,310 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-07-14 03:30:59,310 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:30:59,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-14 03:30:59,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:30:59,574 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 03:30:59,574 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [230637354] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:30:59,574 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:30:59,574 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2021-07-14 03:30:59,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432195918] [2021-07-14 03:30:59,574 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 03:30:59,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:30:59,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 03:30:59,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2021-07-14 03:30:59,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:30:59,575 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:30:59,575 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) [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 03:30:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:31:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:31:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:31:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:31:00,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:31:00,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 03:31:00,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:31:00,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 03:31:00,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 03:31:00,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 03:31:00,452 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1523 [2021-07-14 03:31:00,453 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:00,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:00,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1984901766, now seen corresponding path program 16 times [2021-07-14 03:31:00,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:00,453 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404213228] [2021-07-14 03:31:00,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 03:31:00,712 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:00,712 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404213228] [2021-07-14 03:31:00,712 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404213228] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:00,712 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1469436907] [2021-07-14 03:31:00,712 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 [2021-07-14 03:31:00,742 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 03:31:00,742 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:31:00,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 28 conjunts are in the unsatisfiable core [2021-07-14 03:31:00,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:01,003 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 03:31:01,003 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1469436907] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:01,003 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:31:01,003 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 29 [2021-07-14 03:31:01,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150886237] [2021-07-14 03:31:01,004 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-14 03:31:01,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:31:01,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-14 03:31:01,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=791, Unknown=0, NotChecked=0, Total=870 [2021-07-14 03:31:01,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:01,005 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:31:01,005 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) [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 03:31:01,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 03:31:01,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:31:01,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 03:31:01,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:01,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:31:01,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 03:31:01,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 03:31:01,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 03:31:01,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 03:31:01,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 03:31:01,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 03:31:01,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 03:31:01,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 03:31:01,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 03:31:01,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 03:31:01,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 03:31:01,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 03:31:01,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 03:31:01,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 03:31:01,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 03:31:01,812 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1524 [2021-07-14 03:31:01,813 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:31:01,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:31:01,813 INFO L82 PathProgramCache]: Analyzing trace with hash -1862889204, now seen corresponding path program 17 times [2021-07-14 03:31:01,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:31:01,813 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473893617] [2021-07-14 03:31:01,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:31:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:31:01,974 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 03:31:01,974 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:31:01,974 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473893617] [2021-07-14 03:31:01,974 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473893617] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:31:01,974 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439778610] [2021-07-14 03:31:01,974 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 [2021-07-14 03:31:02,007 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-07-14 03:31:02,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:31:02,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core [2021-07-14 03:31:02,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:31:03,197 WARN L205 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2021-07-14 03:31:03,198 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 03:31:03,198 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 [2021-07-14 03:31:04,234 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 255 [2021-07-14 03:31:05,136 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 296 [2021-07-14 03:31:05,320 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 331 [2021-07-14 03:31:07,323 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 307 [2021-07-14 03:31:07,576 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 379 [2021-07-14 03:31:07,885 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 413 [2021-07-14 03:31:08,475 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 526 [2021-07-14 03:31:09,900 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 343 [2021-07-14 03:31:11,326 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 323 [2021-07-14 03:31:11,593 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 402 [2021-07-14 03:31:12,127 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 513 [2021-07-14 03:31:12,775 WARN L205 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 545 [2021-07-14 03:31:14,199 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 355 [2021-07-14 03:31:15,284 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 294 [2021-07-14 03:31:15,687 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 441 [2021-07-14 03:31:16,175 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 474 [2021-07-14 03:31:17,471 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 1000 DAG size of output: 761 [2021-07-14 03:31:19,655 WARN L205 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 1330 DAG size of output: 1025 [2021-07-14 03:31:21,843 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 1340 DAG size of output: 1035 [2021-07-14 03:31:24,348 WARN L205 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 1371 DAG size of output: 1067 [2021-07-14 03:31:27,207 WARN L205 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 1404 DAG size of output: 1101 [2021-07-14 03:31:28,389 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 351 [2021-07-14 03:31:29,237 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 306 [2021-07-14 03:31:29,598 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 491 DAG size of output: 448 [2021-07-14 03:31:30,042 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 481 [2021-07-14 03:31:31,630 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 301 [2021-07-14 03:31:31,870 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 373 [2021-07-14 03:31:32,163 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 407 [2021-07-14 03:31:33,031 WARN L205 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 649 [2021-07-14 03:31:34,443 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 319 [2021-07-14 03:31:34,705 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 398 [2021-07-14 03:31:36,049 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 343 [2021-07-14 03:31:36,600 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 525 [2021-07-14 03:31:37,259 WARN L205 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 663 DAG size of output: 557 [2021-07-14 03:31:37,927 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 286 [2021-07-14 03:31:38,054 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 325 [2021-07-14 03:31:38,779 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 311 [2021-07-14 03:31:38,927 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 351 [2021-07-14 03:31:39,257 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 443 [2021-07-14 03:31:39,981 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 314 [2021-07-14 03:31:40,632 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 288 [2021-07-14 03:31:40,882 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 390 [2021-07-14 03:31:41,572 WARN L205 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 595 [2021-07-14 03:31:42,401 WARN L205 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 626 [2021-07-14 03:31:44,077 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 1116 DAG size of output: 898 [2021-07-14 03:31:46,975 WARN L205 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 1544 DAG size of output: 1253 [2021-07-14 03:31:49,904 WARN L205 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 1554 DAG size of output: 1263 [2021-07-14 03:31:53,249 WARN L205 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 1584 DAG size of output: 1293 [2021-07-14 03:31:57,050 WARN L205 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 1616 DAG size of output: 1326 [2021-07-14 03:32:04,628 WARN L205 SmtUtils]: Spent 7.57 s on a formula simplification. DAG size of input: 2667 DAG size of output: 2084 [2021-07-14 03:32:13,103 WARN L205 SmtUtils]: Spent 8.46 s on a formula simplification. DAG size of input: 2697 DAG size of output: 2115 [2021-07-14 03:32:21,547 WARN L205 SmtUtils]: Spent 8.43 s on a formula simplification. DAG size of input: 2697 DAG size of output: 2115 [2021-07-14 03:32:31,725 WARN L205 SmtUtils]: Spent 10.17 s on a formula simplification. DAG size of input: 2722 DAG size of output: 2140 [2021-07-14 03:32:56,578 WARN L205 SmtUtils]: Spent 24.84 s on a formula simplification. DAG size of input: 2142 DAG size of output: 3536 [2021-07-14 03:32:58,726 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 2084 DAG size of output: 2084 [2021-07-14 03:33:02,056 WARN L205 SmtUtils]: Spent 3.32 s on a formula simplification. DAG size of input: 1320 DAG size of output: 1844 [2021-07-14 03:33:08,606 WARN L205 SmtUtils]: Spent 6.54 s on a formula simplification. DAG size of input: 1316 DAG size of output: 1538 [2021-07-14 03:33:16,287 WARN L205 SmtUtils]: Spent 7.67 s on a formula simplification. DAG size of input: 1306 DAG size of output: 2171 [2021-07-14 03:33:23,215 WARN L205 SmtUtils]: Spent 6.92 s on a formula simplification. DAG size of input: 1272 DAG size of output: 1665 [2021-07-14 03:33:31,037 WARN L205 SmtUtils]: Spent 7.81 s on a formula simplification. DAG size of input: 1269 DAG size of output: 1672 [2021-07-14 03:33:31,312 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 1203 DAG size of output: 1203 [2021-07-14 03:33:31,980 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 373 [2021-07-14 03:33:32,152 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 408 DAG size of output: 402 [2021-07-14 03:33:32,355 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 439 [2021-07-14 03:33:32,934 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 331 [2021-07-14 03:33:33,059 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 360 [2021-07-14 03:33:33,215 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 394 [2021-07-14 03:33:33,679 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 696 DAG size of output: 665 [2021-07-14 03:33:34,125 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 709 DAG size of output: 678 [2021-07-14 03:33:34,712 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 356 [2021-07-14 03:33:34,861 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 381 [2021-07-14 03:33:35,037 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 412 [2021-07-14 03:33:35,693 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 339 [2021-07-14 03:33:35,827 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 370 [2021-07-14 03:33:36,218 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 634 [2021-07-14 03:33:36,612 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 646 [2021-07-14 03:33:37,618 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 1205 DAG size of output: 1143 [2021-07-14 03:33:38,501 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 395 [2021-07-14 03:33:38,668 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 406 [2021-07-14 03:33:39,580 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 421 [2021-07-14 03:33:39,800 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 433 [2021-07-14 03:33:40,240 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 693 DAG size of output: 682 [2021-07-14 03:33:41,729 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 1717 DAG size of output: 1601 [2021-07-14 03:33:42,351 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 314 [2021-07-14 03:33:42,476 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 324 [2021-07-14 03:33:43,348 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 345 [2021-07-14 03:33:43,495 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 356 [2021-07-14 03:33:43,829 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 525 [2021-07-14 03:33:44,639 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 341 [2021-07-14 03:33:45,155 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 802 DAG size of output: 713 [2021-07-14 03:33:47,532 WARN L205 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 2072 DAG size of output: 1911 [2021-07-14 03:33:52,137 WARN L205 SmtUtils]: Spent 4.59 s on a formula simplification. DAG size of input: 1178 DAG size of output: 1596 [2021-07-14 03:33:55,886 WARN L205 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 1102 DAG size of output: 1398 [2021-07-14 03:33:58,639 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 1101 DAG size of output: 1312 [2021-07-14 03:34:02,424 WARN L205 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 1095 DAG size of output: 1408 [2021-07-14 03:34:02,674 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 1091 [2021-07-14 03:34:03,543 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 321 [2021-07-14 03:34:03,674 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 350 [2021-07-14 03:34:03,908 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 386 [2021-07-14 03:34:04,188 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 412 [2021-07-14 03:34:04,984 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 303 [2021-07-14 03:34:05,174 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 332 [2021-07-14 03:34:05,742 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 597 [2021-07-14 03:34:06,072 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 457 [2021-07-14 03:34:06,382 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 444 [2021-07-14 03:34:06,650 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 281 [2021-07-14 03:34:07,664 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 284 [2021-07-14 03:34:08,158 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 239 [2021-07-14 03:34:08,593 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 304 [2021-07-14 03:34:09,041 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 419 [2021-07-14 03:34:09,698 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 245 [2021-07-14 03:34:10,452 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 243 [2021-07-14 03:34:10,648 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 308 [2021-07-14 03:34:11,044 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 402 [2021-07-14 03:34:12,020 WARN L205 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 586 [2021-07-14 03:34:13,277 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 610 DAG size of output: 648 [2021-07-14 03:34:14,255 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2021-07-14 03:34:14,481 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 270 [2021-07-14 03:34:14,791 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 308 [2021-07-14 03:34:15,521 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 236 [2021-07-14 03:34:16,074 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 380 [2021-07-14 03:34:18,225 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 849 DAG size of output: 882 [2021-07-14 03:34:18,640 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 410 [2021-07-14 03:34:18,970 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 342 [2021-07-14 03:34:20,888 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 338 [2021-07-14 03:34:21,472 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 229 [2021-07-14 03:34:21,913 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 412 [2021-07-14 03:34:22,541 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 515 [2021-07-14 03:34:23,237 WARN L205 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 526 [2021-07-14 03:34:23,937 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 236 [2021-07-14 03:34:24,586 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 306 [2021-07-14 03:34:24,901 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 377 [2021-07-14 03:34:25,441 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 260 [2021-07-14 03:34:25,890 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 302 [2021-07-14 03:34:26,707 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 281 [2021-07-14 03:34:27,062 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 377 [2021-07-14 03:34:27,809 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 587 [2021-07-14 03:34:29,479 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 946 DAG size of output: 855 [2021-07-14 03:34:31,618 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 1051 DAG size of output: 957 [2021-07-14 03:34:31,890 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 290 [2021-07-14 03:34:32,012 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 285 [2021-07-14 03:34:32,997 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 252 [2021-07-14 03:34:33,176 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 316 [2021-07-14 03:34:33,440 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 389 [2021-07-14 03:34:33,773 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 405 [2021-07-14 03:34:34,374 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 267 [2021-07-14 03:34:34,582 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 320 [2021-07-14 03:34:35,127 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 281 [2021-07-14 03:34:35,464 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-07-14 03:34:36,204 WARN L205 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 687 DAG size of output: 562 [2021-07-14 03:34:36,751 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 269 [2021-07-14 03:34:36,878 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 292 [2021-07-14 03:34:37,586 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 318 [2021-07-14 03:34:37,888 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 410 [2021-07-14 03:34:38,516 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 261 [2021-07-14 03:34:38,710 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 320 [2021-07-14 03:34:39,183 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 279 [2021-07-14 03:34:39,319 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 300 [2021-07-14 03:34:39,657 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 418 [2021-07-14 03:34:40,405 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 566 [2021-07-14 03:34:42,027 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 1051 DAG size of output: 864 [2021-07-14 03:34:44,000 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 1113 DAG size of output: 917 [2021-07-14 03:34:45,153 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 284 [2021-07-14 03:34:45,392 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 359 [2021-07-14 03:34:46,007 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 296 [2021-07-14 03:34:46,459 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 265 [2021-07-14 03:34:46,705 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 375 [2021-07-14 03:34:47,261 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 503 [2021-07-14 03:34:47,978 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 235 [2021-07-14 03:34:48,176 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 264 [2021-07-14 03:34:48,713 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 242 [2021-07-14 03:34:49,056 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 325 [2021-07-14 03:34:49,562 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 438 [2021-07-14 03:34:50,771 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 749 DAG size of output: 750 [2021-07-14 03:34:52,240 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 800 DAG size of output: 800 [2021-07-14 03:34:56,228 WARN L205 SmtUtils]: Spent 3.98 s on a formula simplification. DAG size of input: 1555 DAG size of output: 1414 [2021-07-14 03:35:03,206 WARN L205 SmtUtils]: Spent 6.97 s on a formula simplification. DAG size of input: 2320 DAG size of output: 2079 [2021-07-14 03:35:11,741 WARN L205 SmtUtils]: Spent 8.52 s on a formula simplification. DAG size of input: 2889 DAG size of output: 2253 [2021-07-14 03:35:12,348 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 257 [2021-07-14 03:35:12,487 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 267 [2021-07-14 03:35:22,267 WARN L205 SmtUtils]: Spent 9.77 s on a formula simplification. DAG size of input: 3026 DAG size of output: 2377 [2021-07-14 03:35:22,886 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 514 [2021-07-14 03:35:23,689 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 236 [2021-07-14 03:35:24,614 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2021-07-14 03:35:24,843 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 271 [2021-07-14 03:35:25,150 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 311 [2021-07-14 03:35:25,687 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 380 [2021-07-14 03:35:25,877 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 316 [2021-07-14 03:35:26,041 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 323 [2021-07-14 03:35:26,172 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 303 [2021-07-14 03:35:26,869 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 243 [2021-07-14 03:35:27,010 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 305 [2021-07-14 03:35:27,593 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 256 [2021-07-14 03:35:28,131 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 312 [2021-07-14 03:35:28,518 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 436 [2021-07-14 03:35:29,344 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 256 [2021-07-14 03:35:29,524 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 306 [2021-07-14 03:35:30,335 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 300 [2021-07-14 03:35:30,714 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 430 [2021-07-14 03:35:31,585 WARN L205 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 618 [2021-07-14 03:35:31,720 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 307 [2021-07-14 03:35:32,450 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 283 [2021-07-14 03:35:32,606 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 302 [2021-07-14 03:35:33,423 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 279 [2021-07-14 03:35:33,804 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 420 [2021-07-14 03:35:33,956 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 358 [2021-07-14 03:35:34,813 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 302 [2021-07-14 03:35:34,933 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 332 [2021-07-14 03:35:35,071 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 316 [2021-07-14 03:35:35,565 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 294 [2021-07-14 03:35:35,836 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 346 [2021-07-14 03:35:36,276 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 442 [2021-07-14 03:35:37,175 WARN L205 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 734 DAG size of output: 616 [2021-07-14 03:35:39,149 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 1144 DAG size of output: 978 [2021-07-14 03:35:41,601 WARN L205 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 1236 DAG size of output: 1068 [2021-07-14 03:35:44,083 WARN L205 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 1461 DAG size of output: 976 [2021-07-14 03:35:47,360 WARN L205 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 1567 DAG size of output: 1074 [2021-07-14 03:35:47,725 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 389 [2021-07-14 03:35:47,945 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 388 [2021-07-14 03:35:48,168 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 388 [2021-07-14 03:35:48,397 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 435 [2021-07-14 03:35:48,724 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 446 [2021-07-14 03:35:48,863 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 370 [2021-07-14 03:35:49,066 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 386 [2021-07-14 03:35:49,683 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 300 [2021-07-14 03:35:49,922 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 352 [2021-07-14 03:35:50,407 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 455 [2021-07-14 03:35:50,677 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 373 [2021-07-14 03:35:51,431 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 293 [2021-07-14 03:35:51,744 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 308 [2021-07-14 03:35:52,129 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 401 [2021-07-14 03:35:53,027 WARN L205 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 774 DAG size of output: 636 [2021-07-14 03:35:53,284 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 459 [2021-07-14 03:35:53,645 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 466 [2021-07-14 03:35:54,183 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 260 [2021-07-14 03:35:54,739 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 340 [2021-07-14 03:35:55,234 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 384 [2021-07-14 03:35:55,753 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 497 [2021-07-14 03:35:56,048 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 393 [2021-07-14 03:35:56,175 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 347 [2021-07-14 03:35:56,360 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 348 [2021-07-14 03:35:56,946 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 261 [2021-07-14 03:35:57,172 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 319 [2021-07-14 03:35:57,606 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 408 [2021-07-14 03:35:58,551 WARN L205 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 681 [2021-07-14 03:36:00,594 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 1233 DAG size of output: 968 [2021-07-14 03:36:00,824 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 384 [2021-07-14 03:36:01,091 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 451 [2021-07-14 03:36:01,590 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 249 [2021-07-14 03:36:02,016 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 264 [2021-07-14 03:36:02,167 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 287 [2021-07-14 03:36:02,469 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 369 [2021-07-14 03:36:03,098 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 408 [2021-07-14 03:36:03,486 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 462 [2021-07-14 03:36:03,632 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 378 [2021-07-14 03:36:03,866 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 394 [2021-07-14 03:36:04,559 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 305 [2021-07-14 03:36:04,814 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 357 [2021-07-14 03:36:05,304 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 462 [2021-07-14 03:36:06,187 WARN L205 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 641 [2021-07-14 03:36:06,423 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 427 [2021-07-14 03:36:07,361 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 278 [2021-07-14 03:36:07,998 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 307 [2021-07-14 03:36:08,348 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 381 [2021-07-14 03:36:08,812 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 443 [2021-07-14 03:36:09,081 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 369 [2021-07-14 03:36:09,933 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 279 [2021-07-14 03:36:10,163 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 308 [2021-07-14 03:36:10,585 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 399 [2021-07-14 03:36:11,457 WARN L205 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 747 DAG size of output: 623 [2021-07-14 03:36:13,402 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 1208 DAG size of output: 945 [2021-07-14 03:36:17,872 WARN L205 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 1884 DAG size of output: 1436 [2021-07-14 03:36:23,404 WARN L205 SmtUtils]: Spent 5.52 s on a formula simplification. DAG size of input: 2012 DAG size of output: 1581 [2021-07-14 03:36:24,281 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 293 [2021-07-14 03:36:24,460 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 304 [2021-07-14 03:36:30,960 WARN L205 SmtUtils]: Spent 6.50 s on a formula simplification. DAG size of input: 2189 DAG size of output: 1741 [2021-07-14 03:36:41,829 WARN L205 SmtUtils]: Spent 10.86 s on a formula simplification. DAG size of input: 3225 DAG size of output: 2355 [2021-07-14 03:37:04,184 WARN L205 SmtUtils]: Spent 22.34 s on a formula simplification. DAG size of input: 5151 DAG size of output: 3699 [2021-07-14 03:37:29,723 WARN L205 SmtUtils]: Spent 25.51 s on a formula simplification. DAG size of input: 5285 DAG size of output: 3839 [2021-07-14 03:37:30,681 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 218 [2021-07-14 03:37:30,843 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 228 [2021-07-14 03:37:31,451 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 438 [2021-07-14 03:37:32,489 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 245 [2021-07-14 03:37:32,727 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 307 [2021-07-14 03:37:33,344 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 252 [2021-07-14 03:37:33,887 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 318 [2021-07-14 03:37:34,383 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 459 [2021-07-14 03:37:35,012 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 514 [2021-07-14 03:37:35,585 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 338 [2021-07-14 03:37:36,557 WARN L205 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 702 [2021-07-14 03:37:37,632 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 260 [2021-07-14 03:37:38,461 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 274 [2021-07-14 03:37:38,874 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 405 [2021-07-14 03:37:39,410 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 460 [2021-07-14 03:37:39,986 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 338 [2021-07-14 03:37:40,876 WARN L205 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 635 [2021-07-14 03:37:41,907 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 659 DAG size of output: 679 [2021-07-14 03:37:44,224 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 937 DAG size of output: 1011 [2021-07-14 03:37:45,185 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 292 [2021-07-14 03:37:45,718 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 385 [2021-07-14 03:37:46,788 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 263 [2021-07-14 03:37:47,059 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 316 [2021-07-14 03:37:47,643 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 408 [2021-07-14 03:37:48,622 WARN L205 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 569 [2021-07-14 03:37:51,811 WARN L205 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 1202 DAG size of output: 1222 [2021-07-14 03:37:52,146 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 376 [2021-07-14 03:37:52,395 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 363 [2021-07-14 03:37:52,645 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 418 [2021-07-14 03:37:52,750 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 346 [2021-07-14 03:37:52,959 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 373 [2021-07-14 03:37:53,574 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 292 [2021-07-14 03:37:53,803 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 331 [2021-07-14 03:37:54,727 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 282 [2021-07-14 03:37:55,100 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 431 [2021-07-14 03:37:55,306 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 394 [2021-07-14 03:37:56,187 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 280 [2021-07-14 03:37:57,167 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 278 [2021-07-14 03:37:57,385 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 315 [2021-07-14 03:37:57,722 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 414 [2021-07-14 03:37:58,531 WARN L205 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 627 [2021-07-14 03:37:58,748 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 361 [2021-07-14 03:37:58,947 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 392 [2021-07-14 03:37:59,907 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-07-14 03:38:00,086 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 315 [2021-07-14 03:38:00,952 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 278 [2021-07-14 03:38:01,291 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 411 [2021-07-14 03:38:01,516 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 416 [2021-07-14 03:38:02,396 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 280 [2021-07-14 03:38:02,501 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 344 [2021-07-14 03:38:02,702 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 371 [2021-07-14 03:38:03,301 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 293 [2021-07-14 03:38:03,537 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 330 [2021-07-14 03:38:03,908 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 430 [2021-07-14 03:38:04,696 WARN L205 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 624 [2021-07-14 03:38:06,491 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 1154 DAG size of output: 777 [2021-07-14 03:38:08,823 WARN L205 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 1272 DAG size of output: 894 [2021-07-14 03:38:15,068 WARN L205 SmtUtils]: Spent 6.24 s on a formula simplification. DAG size of input: 2242 DAG size of output: 1906 [2021-07-14 03:38:15,524 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 436 [2021-07-14 03:38:15,842 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 374 [2021-07-14 03:38:16,074 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 359 [2021-07-14 03:38:16,283 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 414 [2021-07-14 03:38:16,584 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 369 [2021-07-14 03:38:17,174 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 293 [2021-07-14 03:38:17,396 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 328 [2021-07-14 03:38:18,227 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 277 [2021-07-14 03:38:18,621 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 427 [2021-07-14 03:38:18,819 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 390 [2021-07-14 03:38:19,648 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 276 [2021-07-14 03:38:20,555 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-07-14 03:38:20,741 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 313 [2021-07-14 03:38:21,069 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 409 [2021-07-14 03:38:21,866 WARN L205 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 862 DAG size of output: 621 [2021-07-14 03:38:22,075 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 361 [2021-07-14 03:38:22,293 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 416 [2021-07-14 03:38:23,170 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 279 [2021-07-14 03:38:23,473 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 371 [2021-07-14 03:38:24,080 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 293 [2021-07-14 03:38:24,306 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 330 [2021-07-14 03:38:24,671 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 429 [2021-07-14 03:38:24,874 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 392 [2021-07-14 03:38:25,812 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-07-14 03:38:25,989 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 315 [2021-07-14 03:38:26,848 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 278 [2021-07-14 03:38:27,188 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 411 [2021-07-14 03:38:27,988 WARN L205 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 623 [2021-07-14 03:38:29,792 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 1157 DAG size of output: 759 [2021-07-14 03:38:32,066 WARN L205 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 1275 DAG size of output: 876 [2021-07-14 03:38:33,006 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 285 [2021-07-14 03:38:33,529 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 380 [2021-07-14 03:38:34,772 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 253 [2021-07-14 03:38:35,034 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 304 [2021-07-14 03:38:35,435 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 399 [2021-07-14 03:38:36,340 WARN L205 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 560 [2021-07-14 03:38:37,010 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 203 [2021-07-14 03:38:37,438 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 269 [2021-07-14 03:38:38,213 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 265 [2021-07-14 03:38:38,615 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 393 [2021-07-14 03:38:39,133 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2021-07-14 03:38:39,649 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 329 [2021-07-14 03:38:40,466 WARN L205 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 623 [2021-07-14 03:38:41,458 WARN L205 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 675 [2021-07-14 03:38:42,425 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 248 [2021-07-14 03:38:42,652 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 307 [2021-07-14 03:38:43,747 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 300 [2021-07-14 03:38:44,243 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 431 [2021-07-14 03:38:44,879 WARN L205 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 484 [2021-07-14 03:38:45,392 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 329 [2021-07-14 03:38:46,341 WARN L205 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 703 DAG size of output: 681 [2021-07-14 03:38:48,652 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 960 DAG size of output: 1007 [2021-07-14 03:38:51,808 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 1227 DAG size of output: 1204 [2021-07-14 03:38:58,125 WARN L205 SmtUtils]: Spent 6.31 s on a formula simplification. DAG size of input: 2273 DAG size of output: 1873 [2021-07-14 03:39:11,834 WARN L205 SmtUtils]: Spent 13.70 s on a formula simplification. DAG size of input: 3626 DAG size of output: 3012 [2021-07-14 03:39:27,715 WARN L205 SmtUtils]: Spent 15.86 s on a formula simplification. DAG size of input: 3733 DAG size of output: 3114 [2021-07-14 03:39:46,185 WARN L205 SmtUtils]: Spent 18.45 s on a formula simplification. DAG size of input: 3858 DAG size of output: 3216 [2021-07-14 03:40:35,604 WARN L205 SmtUtils]: Spent 49.39 s on a formula simplification. DAG size of input: 8350 DAG size of output: 6493 [2021-07-14 03:40:38,137 WARN L205 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 765 DAG size of output: 1165 [2021-07-14 03:40:39,135 WARN L205 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 801 [2021-07-14 03:40:41,678 WARN L205 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 760 DAG size of output: 1013 [2021-07-14 03:40:43,699 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 753 DAG size of output: 864 [2021-07-14 03:40:45,094 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 283 [2021-07-14 03:40:45,926 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 261 [2021-07-14 03:40:46,300 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 383 [2021-07-14 03:40:47,131 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 259 [2021-07-14 03:40:47,242 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 255 [2021-07-14 03:40:48,153 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 284 [2021-07-14 03:40:48,551 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 381 [2021-07-14 03:40:49,403 WARN L205 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 547 [2021-07-14 03:40:49,662 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 298 [2021-07-14 03:40:50,524 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 271 [2021-07-14 03:40:51,207 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2021-07-14 03:40:51,375 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 277 [2021-07-14 03:40:51,708 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 395 [2021-07-14 03:40:52,272 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 478 [2021-07-14 03:40:53,270 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 288 [2021-07-14 03:40:53,881 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2021-07-14 03:40:54,043 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 253 [2021-07-14 03:40:54,440 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 402 [2021-07-14 03:40:55,062 WARN L205 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 471 [2021-07-14 03:40:56,135 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 795 DAG size of output: 747 [2021-07-14 03:40:57,440 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 828 DAG size of output: 750 [2021-07-14 03:40:58,393 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 256 [2021-07-14 03:40:59,289 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 213 [2021-07-14 03:40:59,671 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 352 [2021-07-14 03:41:00,162 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 423 [2021-07-14 03:41:00,807 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 238 [2021-07-14 03:41:00,956 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 288 [2021-07-14 03:41:01,484 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 333 [2021-07-14 03:41:02,070 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 255 [2021-07-14 03:41:02,253 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 284 [2021-07-14 03:41:02,860 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 338 [2021-07-14 03:41:03,441 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 451 [2021-07-14 03:41:04,619 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 728 DAG size of output: 652 [2021-07-14 03:41:07,397 WARN L205 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 1243 DAG size of output: 1113 [2021-07-14 03:41:10,322 WARN L205 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 1618 DAG size of output: 1151 [2021-07-14 03:41:13,737 WARN L205 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 1690 DAG size of output: 1217 [2021-07-14 03:41:15,131 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 265 [2021-07-14 03:41:15,791 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 231 [2021-07-14 03:41:16,137 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 365 [2021-07-14 03:41:16,629 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 468 [2021-07-14 03:41:17,208 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 489 [2021-07-14 03:41:17,994 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 292 [2021-07-14 03:41:18,643 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2021-07-14 03:41:18,786 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 274 [2021-07-14 03:41:19,090 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 396 [2021-07-14 03:41:19,767 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 242 [2021-07-14 03:41:19,907 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 280 [2021-07-14 03:41:20,640 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 294 [2021-07-14 03:41:20,951 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 402 [2021-07-14 03:41:21,668 WARN L205 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 574 DAG size of output: 550 [2021-07-14 03:41:23,261 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 842 DAG size of output: 808 [2021-07-14 03:41:24,474 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 305 [2021-07-14 03:41:25,618 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 301 [2021-07-14 03:41:26,048 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 388 [2021-07-14 03:41:26,986 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2021-07-14 03:41:27,216 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 257 [2021-07-14 03:41:27,592 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 311 [2021-07-14 03:41:28,478 WARN L205 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 545 [2021-07-14 03:41:30,531 WARN L205 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 1181 DAG size of output: 920 [2021-07-14 03:41:32,973 WARN L205 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 1221 DAG size of output: 955 [2021-07-14 03:41:39,716 WARN L205 SmtUtils]: Spent 6.73 s on a formula simplification. DAG size of input: 2494 DAG size of output: 1879 [2021-07-14 03:41:49,147 WARN L205 SmtUtils]: Spent 9.42 s on a formula simplification. DAG size of input: 2870 DAG size of output: 2341 [2021-07-14 03:41:49,369 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 501 [2021-07-14 03:41:49,489 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 488 [2021-07-14 03:41:49,995 WARN L205 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 406 [2021-07-14 03:41:50,600 WARN L205 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 423 [2021-07-14 03:41:51,250 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 242 [2021-07-14 03:41:51,888 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 237 [2021-07-14 03:41:52,176 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 278 [2021-07-14 03:41:52,614 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 210 [2021-07-14 03:41:53,030 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 337 [2021-07-14 03:41:53,682 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 219 [2021-07-14 03:41:53,815 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 247 [2021-07-14 03:41:54,506 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 250 [2021-07-14 03:41:54,812 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 290 [2021-07-14 03:41:55,261 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 355 [2021-07-14 03:41:56,240 WARN L205 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 442 [2021-07-14 03:41:57,525 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 598 DAG size of output: 548 [2021-07-14 03:41:57,662 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 288 [2021-07-14 03:41:57,790 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 313 [2021-07-14 03:41:58,018 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 311 [2021-07-14 03:41:58,634 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 231 [2021-07-14 03:41:58,831 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 279 [2021-07-14 03:41:58,995 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 304 [2021-07-14 03:41:59,254 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 377 [2021-07-14 03:41:59,778 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 269 [2021-07-14 03:41:59,938 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 292 [2021-07-14 03:42:00,358 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 467 [2021-07-14 03:42:01,503 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 356 [2021-07-14 03:42:01,792 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 432 [2021-07-14 03:42:02,156 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2021-07-14 03:42:03,034 WARN L205 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 669 [2021-07-14 03:42:05,069 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 993 DAG size of output: 928 [2021-07-14 03:42:06,380 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 263 [2021-07-14 03:42:06,613 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 314 [2021-07-14 03:42:07,834 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 348 [2021-07-14 03:42:08,390 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 459 [2021-07-14 03:42:09,148 WARN L205 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 579 [2021-07-14 03:42:10,240 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 356 [2021-07-14 03:42:10,572 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 383 [2021-07-14 03:42:11,145 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 259 [2021-07-14 03:42:11,319 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 285 [2021-07-14 03:42:11,865 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 480 [2021-07-14 03:42:12,805 WARN L205 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 593 [2021-07-14 03:42:13,759 WARN L205 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 617 [2021-07-14 03:42:15,669 WARN L205 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 870 DAG size of output: 884 [2021-07-14 03:42:19,994 WARN L205 SmtUtils]: Spent 4.32 s on a formula simplification. DAG size of input: 1534 DAG size of output: 1523 [2021-07-14 03:42:25,304 WARN L205 SmtUtils]: Spent 5.30 s on a formula simplification. DAG size of input: 1662 DAG size of output: 1666 [2021-07-14 03:42:26,327 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 254 [2021-07-14 03:42:26,588 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 330 [2021-07-14 03:42:26,974 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 415 [2021-07-14 03:42:27,980 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 260 [2021-07-14 03:42:28,237 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 329 [2021-07-14 03:42:28,630 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 422 [2021-07-14 03:42:29,571 WARN L205 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 559 [2021-07-14 03:42:35,545 WARN L205 SmtUtils]: Spent 5.97 s on a formula simplification. DAG size of input: 1894 DAG size of output: 1719 [2021-07-14 03:42:43,119 WARN L205 SmtUtils]: Spent 7.01 s on a formula simplification. DAG size of input: 2009 DAG size of output: 1825 [2021-07-14 03:42:43,849 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 467 [2021-07-14 03:42:44,633 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 263 [2021-07-14 03:42:45,094 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 219 [2021-07-14 03:42:45,407 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 338 [2021-07-14 03:42:46,038 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 445 [2021-07-14 03:42:46,965 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 270 [2021-07-14 03:42:47,440 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2021-07-14 03:42:47,767 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 345 [2021-07-14 03:42:48,249 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 466 [2021-07-14 03:42:49,333 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 692 DAG size of output: 688 [2021-07-14 03:42:50,078 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 272 [2021-07-14 03:42:50,278 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 327 [2021-07-14 03:42:50,846 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 391 [2021-07-14 03:42:51,323 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 241 [2021-07-14 03:42:51,431 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 277 [2021-07-14 03:42:52,033 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 328 [2021-07-14 03:42:52,315 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 392 [2021-07-14 03:42:52,969 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 580 DAG size of output: 542 [2021-07-14 03:42:53,216 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 279 [2021-07-14 03:42:53,858 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 330 [2021-07-14 03:42:54,296 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 243 [2021-07-14 03:42:54,599 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 394 [2021-07-14 03:42:54,757 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 274 [2021-07-14 03:42:55,167 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 242 [2021-07-14 03:42:55,289 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 274 [2021-07-14 03:42:55,489 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 329 [2021-07-14 03:42:56,065 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 395 [2021-07-14 03:42:56,715 WARN L205 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 546 [2021-07-14 03:42:58,161 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 816 DAG size of output: 763 [2021-07-14 03:43:01,063 WARN L205 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 1175 DAG size of output: 1122 [2021-07-14 03:43:01,277 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 302 [2021-07-14 03:43:02,139 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 255 [2021-07-14 03:43:02,387 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 319 [2021-07-14 03:43:03,323 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 242 [2021-07-14 03:43:03,654 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 322 [2021-07-14 03:43:04,391 WARN L205 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 500 [2021-07-14 03:43:04,582 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 300 [2021-07-14 03:43:05,112 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 299 [2021-07-14 03:43:05,569 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-07-14 03:43:05,810 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 291 [2021-07-14 03:43:06,172 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 361 [2021-07-14 03:43:07,073 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 240 [2021-07-14 03:43:07,322 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 320 [2021-07-14 03:43:08,039 WARN L205 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 515 [2021-07-14 03:43:09,497 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 700 DAG size of output: 716 [2021-07-14 03:43:13,945 WARN L205 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 1678 DAG size of output: 1384 [2021-07-14 03:43:19,712 WARN L205 SmtUtils]: Spent 5.76 s on a formula simplification. DAG size of input: 1840 DAG size of output: 1603 [2021-07-14 03:43:26,189 WARN L205 SmtUtils]: Spent 6.47 s on a formula simplification. DAG size of input: 1907 DAG size of output: 1662 [2021-07-14 03:43:41,626 WARN L205 SmtUtils]: Spent 15.42 s on a formula simplification. DAG size of input: 3341 DAG size of output: 3040 [2021-07-14 03:44:08,821 WARN L205 SmtUtils]: Spent 27.17 s on a formula simplification. DAG size of input: 5467 DAG size of output: 4541 [2021-07-14 03:44:08,974 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 737 DAG size of output: 737 [2021-07-14 03:44:09,873 WARN L205 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 572 [2021-07-14 03:44:10,410 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 465 [2021-07-14 03:44:10,679 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 298 [2021-07-14 03:44:11,204 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 238 [2021-07-14 03:44:11,803 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 318 [2021-07-14 03:44:12,322 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 297 [2021-07-14 03:44:12,767 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-07-14 03:44:13,002 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 289 [2021-07-14 03:44:13,351 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 359 [2021-07-14 03:44:14,017 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 513 [2021-07-14 03:44:14,197 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 300 [2021-07-14 03:44:14,743 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 240 [2021-07-14 03:44:15,363 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 320 [2021-07-14 03:44:15,596 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 299 [2021-07-14 03:44:16,055 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 241 [2021-07-14 03:44:16,297 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 294 [2021-07-14 03:44:16,957 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 364 [2021-07-14 03:44:17,649 WARN L205 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 518 [2021-07-14 03:44:19,211 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 674 DAG size of output: 664 [2021-07-14 03:44:19,403 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 336 [2021-07-14 03:44:19,538 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 363 [2021-07-14 03:44:20,146 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 291 [2021-07-14 03:44:20,254 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 277 [2021-07-14 03:44:20,873 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 328 Received shutdown request... [2021-07-14 03:44:21,259 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 403 [2021-07-14 03:44:21,468 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1525,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:44:21,468 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 03:44:21,475 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 03:44:21,476 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 03:44:21,476 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 03:44:21 BasicIcfg [2021-07-14 03:44:21,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 03:44:21,476 INFO L168 Benchmark]: Toolchain (without parser) took 868068.97 ms. Allocated memory was 181.4 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 161.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 893.1 MB. Max. memory is 8.0 GB. [2021-07-14 03:44:21,477 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 181.4 MB. Free memory is still 162.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 03:44:21,477 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.16 ms. Allocated memory is still 181.4 MB. Free memory was 161.0 MB in the beginning and 159.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 03:44:21,477 INFO L168 Benchmark]: Boogie Preprocessor took 17.78 ms. Allocated memory is still 181.4 MB. Free memory was 159.6 MB in the beginning and 158.6 MB in the end (delta: 976.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 03:44:21,477 INFO L168 Benchmark]: RCFGBuilder took 369.58 ms. Allocated memory is still 181.4 MB. Free memory was 158.5 MB in the beginning and 141.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB. [2021-07-14 03:44:21,477 INFO L168 Benchmark]: TraceAbstraction took 867652.81 ms. Allocated memory was 181.4 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 140.9 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 873.2 MB. Max. memory is 8.0 GB. [2021-07-14 03:44:21,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 181.4 MB. Free memory is still 162.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 23.16 ms. Allocated memory is still 181.4 MB. Free memory was 161.0 MB in the beginning and 159.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 17.78 ms. Allocated memory is still 181.4 MB. Free memory was 159.6 MB in the beginning and 158.6 MB in the end (delta: 976.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 369.58 ms. Allocated memory is still 181.4 MB. Free memory was 158.5 MB in the beginning and 141.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 867652.81 ms. Allocated memory was 181.4 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 140.9 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 873.2 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: 1155, positive: 770, positive conditional: 770, positive unconditional: 0, negative: 385, negative conditional: 385, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 770, positive: 770, positive conditional: 770, 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: 770, positive: 770, positive conditional: 0, positive unconditional: 770, 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: 8, positive: 8, positive conditional: 0, positive unconditional: 8, 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: 8, positive: 8, positive conditional: 0, positive unconditional: 8, 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: 770, positive: 762, positive conditional: 0, positive unconditional: 762, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 385 - 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: 867563.3ms, OverallIterations: 19, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.5ms, PartialOrderReductionTime: 4151.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred 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: 86.3ms SsaConstructionTime, 383.4ms SatisfiabilityAnalysisTime, 58969.7ms 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