/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 15:13:34,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 15:13:34,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 15:13:34,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 15:13:35,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random42.epf [2021-06-06 15:13:35,019 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 15:13:35,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 15:13:35,020 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 15:13:35,020 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 15:13:35,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 15:13:35,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 15:13:35,021 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 15:13:35,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 15:13:35,021 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 15:13:35,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 15:13:35,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 15:13:35,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 15:13:35,021 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 15:13:35,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 15:13:35,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 15:13:35,022 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 15:13:35,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 15:13:35,022 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 15:13:35,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 15:13:35,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 15:13:35,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 15:13:35,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 15:13:35,023 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 15:13:35,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 15:13:35,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 15:13:35,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 15:13:35,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 15:13:35,023 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 15:13:35,023 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 15:13:35,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 15:13:35,024 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 15:13:35,024 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 15:13:35,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 15:13:35,024 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 15:13:35,024 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 15:13:35,024 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 15:13:35,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 15:13:35,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 15:13:35,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 15:13:35,236 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 15:13:35,237 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 15:13:35,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl [2021-06-06 15:13:35,238 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-5.wvr.bpl' [2021-06-06 15:13:35,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 15:13:35,254 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 15:13:35,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 15:13:35,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 15:13:35,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 15:13:35,263 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 06.06 03:13:35" (1/1) ... [2021-06-06 15:13:35,268 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 06.06 03:13:35" (1/1) ... [2021-06-06 15:13:35,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 15:13:35,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 15:13:35,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 15:13:35,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 15:13:35,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:13:35" (1/1) ... [2021-06-06 15:13:35,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:13:35" (1/1) ... [2021-06-06 15:13:35,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:13:35" (1/1) ... [2021-06-06 15:13:35,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:13:35" (1/1) ... [2021-06-06 15:13:35,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:13:35" (1/1) ... [2021-06-06 15:13:35,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:13:35" (1/1) ... [2021-06-06 15:13:35,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:13:35" (1/1) ... [2021-06-06 15:13:35,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 15:13:35,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 15:13:35,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 15:13:35,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 15:13:35,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:13:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 15:13:35,356 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 15:13:35,357 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 15:13:35,357 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 15:13:35,357 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 15:13:35,357 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 15:13:35,357 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 15:13:35,357 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 15:13:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 15:13:35,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 15:13:35,359 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 15:13:35,582 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 15:13:35,582 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-06 15:13:35,582 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-06 15:13:35,583 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-06-06 15:13:35,584 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 03:13:35 BoogieIcfgContainer [2021-06-06 15:13:35,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 15:13:35,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 15:13:35,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 15:13:35,587 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 15:13:35,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:13:35" (1/2) ... [2021-06-06 15:13:35,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71a9349f and model type unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 03:13:35, skipping insertion in model container [2021-06-06 15:13:35,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 03:13:35" (2/2) ... [2021-06-06 15:13:35,588 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.bpl [2021-06-06 15:13:35,592 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 15:13:35,592 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 15:13:35,592 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 15:13:35,592 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 15:13:35,619 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 15:13:35,633 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 15:13:35,665 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 15:13:35,665 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 15:13:35,665 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 15:13:35,665 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 15:13:35,665 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 15:13:35,665 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 15:13:35,665 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 15:13:35,665 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 15:13:35,681 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:35,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:35,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1410234451, now seen corresponding path program 1 times [2021-06-06 15:13:35,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:35,690 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518305774] [2021-06-06 15:13:35,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:13:35,769 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:35,769 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518305774] [2021-06-06 15:13:35,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518305774] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 15:13:35,770 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 15:13:35,770 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-06 15:13:35,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671205675] [2021-06-06 15:13:35,773 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 15:13:35,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:35,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 15:13:35,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 15:13:35,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:35,783 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:35,784 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) [2021-06-06 15:13:35,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:35,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:35,794 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 15:13:35,794 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:35,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:35,794 INFO L82 PathProgramCache]: Analyzing trace with hash -766870008, now seen corresponding path program 1 times [2021-06-06 15:13:35,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:35,795 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934590976] [2021-06-06 15:13:35,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:35,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:13:35,819 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:35,819 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934590976] [2021-06-06 15:13:35,820 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934590976] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 15:13:35,820 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 15:13:35,820 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 15:13:35,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291900452] [2021-06-06 15:13:35,821 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 15:13:35,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:35,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 15:13:35,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 15:13:35,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:35,822 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:35,822 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 15:13:35,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:35,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:35,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:35,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:35,843 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 15:13:35,843 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:35,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:35,843 INFO L82 PathProgramCache]: Analyzing trace with hash 731220617, now seen corresponding path program 1 times [2021-06-06 15:13:35,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:35,844 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287864267] [2021-06-06 15:13:35,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:35,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:35,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:13:35,864 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:35,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287864267] [2021-06-06 15:13:35,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287864267] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:35,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [220624119] [2021-06-06 15:13:35,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:13:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:35,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-06 15:13:35,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:13:36,011 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [220624119] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:36,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:36,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-06-06 15:13:36,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092955171] [2021-06-06 15:13:36,011 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 15:13:36,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:36,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 15:13:36,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-06 15:13:36,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:36,013 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:36,013 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 15:13:36,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:36,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:36,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:36,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:36,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:36,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:36,269 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:13:36,269 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:36,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:36,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1193727660, now seen corresponding path program 1 times [2021-06-06 15:13:36,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:36,270 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094059163] [2021-06-06 15:13:36,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:36,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 15:13:36,305 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:36,305 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094059163] [2021-06-06 15:13:36,305 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094059163] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:36,305 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078446276] [2021-06-06 15:13:36,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:13:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:36,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 15:13:36,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:36,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 15:13:36,380 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078446276] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:36,381 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:36,381 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-06-06 15:13:36,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227845141] [2021-06-06 15:13:36,381 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 15:13:36,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:36,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 15:13:36,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 15:13:36,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:36,382 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:36,382 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) [2021-06-06 15:13:36,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:36,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:36,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:36,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:36,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:36,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:36,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:36,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:36,616 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:13:36,617 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:36,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:36,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1842713224, now seen corresponding path program 2 times [2021-06-06 15:13:36,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:36,618 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988283195] [2021-06-06 15:13:36,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:36,655 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 15:13:36,656 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:36,656 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988283195] [2021-06-06 15:13:36,657 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988283195] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:36,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970432263] [2021-06-06 15:13:36,657 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 [2021-06-06 15:13:36,689 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 15:13:36,689 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:13:36,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 15:13:36,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:36,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 15:13:36,754 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970432263] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:36,754 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:36,754 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-06-06 15:13:36,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165135191] [2021-06-06 15:13:36,755 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 15:13:36,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:36,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 15:13:36,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-06 15:13:36,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:36,755 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:36,756 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) [2021-06-06 15:13:36,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:36,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:36,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:36,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:36,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:36,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:36,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:36,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:36,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:36,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:36,987 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:13:36,987 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:36,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:36,988 INFO L82 PathProgramCache]: Analyzing trace with hash 486429228, now seen corresponding path program 3 times [2021-06-06 15:13:36,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:36,988 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602207772] [2021-06-06 15:13:36,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:37,034 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 15:13:37,034 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:37,034 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602207772] [2021-06-06 15:13:37,035 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602207772] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:37,035 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [853642211] [2021-06-06 15:13:37,035 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 [2021-06-06 15:13:37,058 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 15:13:37,058 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:13:37,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 15:13:37,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:37,099 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 15:13:37,099 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [853642211] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:37,099 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:37,099 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-06-06 15:13:37,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767294031] [2021-06-06 15:13:37,100 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 15:13:37,100 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:37,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 15:13:37,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-06-06 15:13:37,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:37,100 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:37,101 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 15:13:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:37,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:37,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:37,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:37,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:37,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:37,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:37,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:37,343 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-06 15:13:37,344 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:37,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:37,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1391298312, now seen corresponding path program 4 times [2021-06-06 15:13:37,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:37,344 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382274839] [2021-06-06 15:13:37,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:37,455 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 15:13:37,455 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:37,455 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382274839] [2021-06-06 15:13:37,455 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382274839] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:37,455 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487961212] [2021-06-06 15:13:37,456 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 [2021-06-06 15:13:37,506 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 15:13:37,507 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:13:37,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-06 15:13:37,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:37,587 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 15:13:37,587 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487961212] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:37,587 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:37,587 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-06-06 15:13:37,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984907068] [2021-06-06 15:13:37,588 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-06 15:13:37,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:37,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-06 15:13:37,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-06-06 15:13:37,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:37,588 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:37,588 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) [2021-06-06 15:13:37,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:37,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:37,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:37,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:37,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:37,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:37,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:37,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:37,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:37,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:37,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:37,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:37,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:37,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:37,832 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:13:37,833 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:37,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:37,833 INFO L82 PathProgramCache]: Analyzing trace with hash -622531156, now seen corresponding path program 5 times [2021-06-06 15:13:37,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:37,833 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758973714] [2021-06-06 15:13:37,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:37,875 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:13:37,875 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:37,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758973714] [2021-06-06 15:13:37,875 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758973714] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:37,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667474851] [2021-06-06 15:13:37,875 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 [2021-06-06 15:13:37,904 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-06 15:13:37,904 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:13:37,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 15:13:37,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:38,040 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 15:13:38,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-06-06 15:13:38,164 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 15:13:38,165 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 15:13:38,166 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 15:13:38,166 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-06-06 15:13:38,170 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:13:38,170 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1667474851] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:38,170 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:38,170 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-06-06 15:13:38,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969756616] [2021-06-06 15:13:38,171 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 15:13:38,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:38,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 15:13:38,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-06-06 15:13:38,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:38,172 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:38,172 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.8571428571428572) internal successors, (26), 13 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) [2021-06-06 15:13:38,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:38,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:38,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:38,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:38,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:38,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:38,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:38,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:38,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:38,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:38,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:38,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:38,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:38,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:38,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:38,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:38,425 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:13:38,426 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:38,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:38,426 INFO L82 PathProgramCache]: Analyzing trace with hash -2117871639, now seen corresponding path program 6 times [2021-06-06 15:13:38,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:38,426 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588030103] [2021-06-06 15:13:38,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:38,493 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:13:38,494 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:38,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588030103] [2021-06-06 15:13:38,494 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588030103] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:38,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446467715] [2021-06-06 15:13:38,494 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 [2021-06-06 15:13:38,519 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-06 15:13:38,519 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:13:38,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 15:13:38,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:38,563 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:13:38,564 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [446467715] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:38,564 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:38,564 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-06-06 15:13:38,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305413886] [2021-06-06 15:13:38,564 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 15:13:38,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:38,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 15:13:38,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-06-06 15:13:38,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:38,565 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:38,565 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 15:13:38,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:38,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:38,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:38,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:38,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:38,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:38,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:38,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:38,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:38,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:38,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:38,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:38,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:38,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:38,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:38,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:38,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:38,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:13:38,876 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-06-06 15:13:38,877 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:38,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:38,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1373264776, now seen corresponding path program 7 times [2021-06-06 15:13:38,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:38,878 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016522129] [2021-06-06 15:13:38,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:38,943 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:13:38,943 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:38,943 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016522129] [2021-06-06 15:13:38,943 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016522129] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:38,943 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790323040] [2021-06-06 15:13:38,943 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) [2021-06-06 15:13:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:38,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 15:13:38,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:13:39,041 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:13:39,041 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790323040] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:39,041 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:39,041 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-06-06 15:13:39,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711484491] [2021-06-06 15:13:39,041 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 15:13:39,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:39,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 15:13:39,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-06-06 15:13:39,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:39,042 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:39,042 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 15:13:39,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:39,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:39,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:39,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:39,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:39,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:39,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:39,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:39,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:13:39,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:39,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:39,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:39,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:39,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:39,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:39,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:39,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:39,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:39,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:13:39,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:13:39,344 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:13:39,344 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:39,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:39,345 INFO L82 PathProgramCache]: Analyzing trace with hash -377739891, now seen corresponding path program 8 times [2021-06-06 15:13:39,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:39,345 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086262123] [2021-06-06 15:13:39,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:39,440 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 15:13:39,440 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:39,440 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086262123] [2021-06-06 15:13:39,441 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086262123] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:39,441 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2034304607] [2021-06-06 15:13:39,441 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 [2021-06-06 15:13:39,482 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 15:13:39,482 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:13:39,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-06 15:13:39,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:39,544 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 15:13:39,545 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2034304607] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:39,545 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:39,545 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-06-06 15:13:39,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646353404] [2021-06-06 15:13:39,546 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 15:13:39,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:39,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 15:13:39,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-06-06 15:13:39,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:39,546 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:39,546 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) [2021-06-06 15:13:39,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:39,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:39,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:39,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:39,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:39,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:39,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:39,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:39,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:13:39,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:13:39,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:39,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:13:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:13:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:13:39,880 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:13:39,881 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:39,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:39,881 INFO L82 PathProgramCache]: Analyzing trace with hash 2026736745, now seen corresponding path program 9 times [2021-06-06 15:13:39,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:39,881 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481213884] [2021-06-06 15:13:39,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:39,966 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 15:13:39,966 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:39,966 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481213884] [2021-06-06 15:13:39,966 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481213884] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:39,966 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1786966242] [2021-06-06 15:13:39,966 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 [2021-06-06 15:13:40,008 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-06 15:13:40,009 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:13:40,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 15:13:40,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:40,128 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 15:13:40,129 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1786966242] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:40,129 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:40,129 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-06-06 15:13:40,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272356462] [2021-06-06 15:13:40,129 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-06 15:13:40,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:40,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-06 15:13:40,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-06-06 15:13:40,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:40,130 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:40,130 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) [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:13:40,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:40,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:40,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:40,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:13:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:13:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:13:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:13:40,513 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-06-06 15:13:40,513 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:40,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:40,514 INFO L82 PathProgramCache]: Analyzing trace with hash -743898867, now seen corresponding path program 10 times [2021-06-06 15:13:40,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:40,514 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233199089] [2021-06-06 15:13:40,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:40,741 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-06-06 15:13:40,953 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-06-06 15:13:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 15:13:41,122 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:41,122 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233199089] [2021-06-06 15:13:41,122 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233199089] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:41,122 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361876843] [2021-06-06 15:13:41,122 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 [2021-06-06 15:13:41,176 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 15:13:41,177 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:13:41,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 15:13:41,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:41,341 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 15:13:41,342 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361876843] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:41,342 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:41,342 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-06-06 15:13:41,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395285406] [2021-06-06 15:13:41,343 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 15:13:41,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:41,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 15:13:41,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2021-06-06 15:13:41,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:41,344 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:41,344 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) [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:13:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:13:41,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:13:41,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:13:41,728 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-06-06 15:13:41,729 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:41,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:41,729 INFO L82 PathProgramCache]: Analyzing trace with hash -734256919, now seen corresponding path program 11 times [2021-06-06 15:13:41,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:41,729 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977312361] [2021-06-06 15:13:41,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:41,836 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 15:13:41,836 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:41,836 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977312361] [2021-06-06 15:13:41,836 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977312361] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:41,836 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729326134] [2021-06-06 15:13:41,836 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 [2021-06-06 15:13:41,884 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-06 15:13:41,884 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:13:41,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-06 15:13:41,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:42,011 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 15:13:42,011 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1729326134] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:42,012 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:13:42,012 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-06 15:13:42,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579027737] [2021-06-06 15:13:42,012 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-06 15:13:42,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:13:42,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-06 15:13:42,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2021-06-06 15:13:42,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:42,013 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:13:42,013 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.380952380952381) internal successors, (29), 20 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 15:13:42,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:42,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:42,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:42,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:42,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:42,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:42,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:42,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:42,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:13:42,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:13:42,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:13:42,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:13:42,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:13:42,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:13:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:13:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:13:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:13:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:13:42,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:13:42,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:13:42,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:13:42,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:13:42,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:13:42,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:13:42,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:13:42,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:13:42,385 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-06-06 15:13:42,385 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:13:42,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:13:42,385 INFO L82 PathProgramCache]: Analyzing trace with hash -435356531, now seen corresponding path program 12 times [2021-06-06 15:13:42,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:13:42,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125884488] [2021-06-06 15:13:42,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:13:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:13:42,469 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:13:42,469 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:13:42,469 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125884488] [2021-06-06 15:13:42,469 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125884488] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:13:42,469 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782534302] [2021-06-06 15:13:42,469 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 [2021-06-06 15:13:42,496 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-06 15:13:42,496 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:13:42,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-06 15:13:42,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:13:42,904 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-06 15:13:42,905 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 15:13:42,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-06-06 15:13:43,783 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 230 [2021-06-06 15:13:43,900 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 248 [2021-06-06 15:13:44,023 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 248 [2021-06-06 15:13:44,175 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 263 [2021-06-06 15:13:44,579 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 327 [2021-06-06 15:13:44,939 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 318 [2021-06-06 15:13:45,163 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 275 [2021-06-06 15:13:46,151 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 246 [2021-06-06 15:13:46,298 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 263 [2021-06-06 15:13:46,425 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 213 [2021-06-06 15:13:47,228 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 166 [2021-06-06 15:13:48,010 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 203 [2021-06-06 15:13:48,158 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 222 [2021-06-06 15:13:48,407 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 300 [2021-06-06 15:13:48,784 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 326 [2021-06-06 15:13:49,793 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 236 [2021-06-06 15:13:49,974 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 260 [2021-06-06 15:13:50,197 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 307 [2021-06-06 15:13:50,802 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 183 [2021-06-06 15:13:50,929 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 202 [2021-06-06 15:13:51,090 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 220 [2021-06-06 15:13:51,256 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 229 [2021-06-06 15:13:51,682 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 431 [2021-06-06 15:13:52,509 WARN L205 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 806 DAG size of output: 631 [2021-06-06 15:13:53,497 WARN L205 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 835 DAG size of output: 670 [2021-06-06 15:13:54,803 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 969 DAG size of output: 794 [2021-06-06 15:13:56,317 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 979 DAG size of output: 806 [2021-06-06 15:13:58,101 WARN L205 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 1051 DAG size of output: 859 [2021-06-06 15:14:00,185 WARN L205 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 1150 DAG size of output: 926 [2021-06-06 15:14:00,380 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 268 [2021-06-06 15:14:00,548 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 269 [2021-06-06 15:14:00,705 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 254 [2021-06-06 15:14:01,523 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 220 [2021-06-06 15:14:01,856 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 247 [2021-06-06 15:14:02,049 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 254 [2021-06-06 15:14:03,164 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 191 [2021-06-06 15:14:03,567 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 227 [2021-06-06 15:14:03,804 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 234 [2021-06-06 15:14:04,275 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 367 [2021-06-06 15:14:04,797 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 370 [2021-06-06 15:14:05,438 WARN L205 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 432 [2021-06-06 15:14:08,508 WARN L205 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 1529 DAG size of output: 1137 [2021-06-06 15:14:11,562 WARN L205 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 1529 DAG size of output: 1137 [2021-06-06 15:14:14,984 WARN L205 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 1540 DAG size of output: 1148 [2021-06-06 15:14:15,111 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 1144 [2021-06-06 15:14:18,380 WARN L205 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 1146 DAG size of output: 1191 [2021-06-06 15:14:21,145 WARN L205 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 1072 DAG size of output: 1162 [2021-06-06 15:14:23,697 WARN L205 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 1062 DAG size of output: 1243 [2021-06-06 15:14:24,154 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 1055 DAG size of output: 581 [2021-06-06 15:14:24,382 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 342 [2021-06-06 15:14:24,757 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 211 [2021-06-06 15:14:25,153 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 194 [2021-06-06 15:14:25,289 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 221 [2021-06-06 15:14:25,453 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 264 [2021-06-06 15:14:25,807 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 382 [2021-06-06 15:14:26,409 WARN L205 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 738 DAG size of output: 556 [2021-06-06 15:14:27,218 WARN L205 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 898 DAG size of output: 650 [2021-06-06 15:14:28,363 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 1089 DAG size of output: 754 [2021-06-06 15:14:29,517 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1089 DAG size of output: 754 [2021-06-06 15:14:30,993 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 1094 DAG size of output: 478 [2021-06-06 15:14:31,239 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 290 [2021-06-06 15:14:31,406 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2021-06-06 15:14:31,981 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 224 [2021-06-06 15:14:32,386 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 15:14:32,387 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 15:14:32,388 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 15:14:32,388 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-06-06 15:14:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:14:32,392 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782534302] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:32,392 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:14:32,392 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 24 [2021-06-06 15:14:32,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481832928] [2021-06-06 15:14:32,394 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 15:14:32,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:14:32,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 15:14:32,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-06-06 15:14:32,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:32,394 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:14:32,394 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.52) internal successors, (38), 24 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) [2021-06-06 15:14:32,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:32,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:32,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:32,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:32,691 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:14:32,691 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:14:32,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:14:32,692 INFO L82 PathProgramCache]: Analyzing trace with hash -610425560, now seen corresponding path program 13 times [2021-06-06 15:14:32,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:14:32,692 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180007776] [2021-06-06 15:14:32,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:14:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:14:32,800 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:14:32,801 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:14:32,801 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180007776] [2021-06-06 15:14:32,801 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180007776] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:32,801 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2026073195] [2021-06-06 15:14:32,801 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 [2021-06-06 15:14:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:14:32,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-06 15:14:32,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:14:32,874 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:14:32,874 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2026073195] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:32,874 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:14:32,875 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2021-06-06 15:14:32,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995591701] [2021-06-06 15:14:32,875 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 15:14:32,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:14:32,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 15:14:32,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-06-06 15:14:32,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:32,876 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:14:32,876 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 16 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 15:14:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:32,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:32,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 15:14:33,251 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1522 [2021-06-06 15:14:33,251 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:14:33,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:14:33,251 INFO L82 PathProgramCache]: Analyzing trace with hash 240620905, now seen corresponding path program 14 times [2021-06-06 15:14:33,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:14:33,251 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294666963] [2021-06-06 15:14:33,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:14:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:14:33,341 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:14:33,341 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:14:33,341 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294666963] [2021-06-06 15:14:33,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294666963] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:33,341 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1651681199] [2021-06-06 15:14:33,341 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 [2021-06-06 15:14:33,367 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 15:14:33,367 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:14:33,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-06 15:14:33,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:14:33,437 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 55 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:14:33,437 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1651681199] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:33,437 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:14:33,437 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2021-06-06 15:14:33,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827444290] [2021-06-06 15:14:33,437 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 15:14:33,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:14:33,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 15:14:33,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2021-06-06 15:14:33,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:33,438 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:14:33,438 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 16 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 15:14:33,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:33,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 15:14:33,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:33,817 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1523,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:14:33,817 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:14:33,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:14:33,817 INFO L82 PathProgramCache]: Analyzing trace with hash -1129961524, now seen corresponding path program 15 times [2021-06-06 15:14:33,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:14:33,817 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710947543] [2021-06-06 15:14:33,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:14:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:14:33,953 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 15:14:33,953 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:14:33,953 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710947543] [2021-06-06 15:14:33,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710947543] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:33,953 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941036424] [2021-06-06 15:14:33,954 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 [2021-06-06 15:14:33,994 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-06 15:14:33,994 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:14:33,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 15:14:33,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:14:34,287 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:14:34,288 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1941036424] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:34,288 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:14:34,288 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 28 [2021-06-06 15:14:34,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247512987] [2021-06-06 15:14:34,288 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-06 15:14:34,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:14:34,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-06 15:14:34,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=690, Unknown=0, NotChecked=0, Total=812 [2021-06-06 15:14:34,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:34,289 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:14:34,289 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.3793103448275863) internal successors, (40), 28 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:34,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:35,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 15:14:35,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1524 [2021-06-06 15:14:35,445 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:14:35,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:14:35,445 INFO L82 PathProgramCache]: Analyzing trace with hash -55707224, now seen corresponding path program 16 times [2021-06-06 15:14:35,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:14:35,445 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979189758] [2021-06-06 15:14:35,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:14:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:14:35,615 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 15:14:35,615 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:14:35,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979189758] [2021-06-06 15:14:35,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979189758] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:35,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1011417373] [2021-06-06 15:14:35,615 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 [2021-06-06 15:14:35,654 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 15:14:35,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:14:35,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-06 15:14:35,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:14:35,822 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 15:14:35,822 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1011417373] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:35,822 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:14:35,822 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-06-06 15:14:35,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534750342] [2021-06-06 15:14:35,822 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-06 15:14:35,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:14:35,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-06 15:14:35,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2021-06-06 15:14:35,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:35,823 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:14:35,823 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) [2021-06-06 15:14:35,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:35,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:35,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:35,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:35,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:35,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:35,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:35,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:35,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:35,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:35,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:35,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:35,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:35,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:35,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:35,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 15:14:35,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:35,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 15:14:35,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:36,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 15:14:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 15:14:36,408 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1525 [2021-06-06 15:14:36,409 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:14:36,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:14:36,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1113562292, now seen corresponding path program 17 times [2021-06-06 15:14:36,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:14:36,409 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461454665] [2021-06-06 15:14:36,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:14:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:14:36,643 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 15:14:36,643 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:14:36,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461454665] [2021-06-06 15:14:36,643 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461454665] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:36,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343205928] [2021-06-06 15:14:36,643 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 [2021-06-06 15:14:36,699 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-06 15:14:36,699 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:14:36,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-06 15:14:36,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:14:37,103 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 15:14:37,104 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343205928] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:37,104 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:14:37,104 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2021-06-06 15:14:37,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923797815] [2021-06-06 15:14:37,104 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-06 15:14:37,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:14:37,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-06 15:14:37,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=741, Unknown=0, NotChecked=0, Total=812 [2021-06-06 15:14:37,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:37,105 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:14:37,106 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 28 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 15:14:37,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:37,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:37,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 15:14:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 15:14:38,072 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1526,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:14:38,073 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:14:38,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:14:38,073 INFO L82 PathProgramCache]: Analyzing trace with hash 452668968, now seen corresponding path program 18 times [2021-06-06 15:14:38,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:14:38,073 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522293127] [2021-06-06 15:14:38,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:14:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:14:38,293 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 15:14:38,294 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:14:38,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522293127] [2021-06-06 15:14:38,294 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522293127] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:38,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1651212500] [2021-06-06 15:14:38,294 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:14:38,352 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-06 15:14:38,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 15:14:38,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 15:14:38,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:14:38,688 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 6 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:14:38,688 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1651212500] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:38,688 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 15:14:38,688 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19] total 34 [2021-06-06 15:14:38,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088741733] [2021-06-06 15:14:38,689 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-06 15:14:38,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 15:14:38,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-06 15:14:38,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=1106, Unknown=0, NotChecked=0, Total=1190 [2021-06-06 15:14:38,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:38,689 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 15:14:38,689 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 34 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 15:14:38,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 15:14:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 15:14:39,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 15:14:39,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 15:14:39,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 15:14:39,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 15:14:39,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 15:14:39,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 15:14:39,652 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1527 [2021-06-06 15:14:39,652 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 15:14:39,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 15:14:39,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1761197772, now seen corresponding path program 19 times [2021-06-06 15:14:39,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 15:14:39,652 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735377316] [2021-06-06 15:14:39,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 15:14:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:14:39,805 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 15:14:39,805 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 15:14:39,805 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735377316] [2021-06-06 15:14:39,806 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735377316] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 15:14:39,806 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1345538543] [2021-06-06 15:14:39,806 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:14:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 15:14:39,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-06 15:14:39,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 15:14:40,892 WARN L205 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2021-06-06 15:14:40,893 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 15:14:40,893 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 [2021-06-06 15:14:42,305 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 296 [2021-06-06 15:14:42,486 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 331 [2021-06-06 15:14:44,028 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 307 [2021-06-06 15:14:44,274 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 379 [2021-06-06 15:14:44,571 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 413 [2021-06-06 15:14:45,135 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 526 [2021-06-06 15:14:46,392 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 343 [2021-06-06 15:14:47,032 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 293 [2021-06-06 15:14:47,734 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 323 [2021-06-06 15:14:48,044 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 402 [2021-06-06 15:14:48,578 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 513 [2021-06-06 15:14:49,187 WARN L205 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 545 [2021-06-06 15:14:50,530 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 355 [2021-06-06 15:14:51,569 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 294 [2021-06-06 15:14:51,968 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 441 [2021-06-06 15:14:52,438 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 474 [2021-06-06 15:14:53,677 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 1000 DAG size of output: 761 [2021-06-06 15:14:55,741 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 1330 DAG size of output: 1025 [2021-06-06 15:14:57,845 WARN L205 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 1340 DAG size of output: 1035 [2021-06-06 15:15:00,266 WARN L205 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 1371 DAG size of output: 1067 [2021-06-06 15:15:03,058 WARN L205 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 1404 DAG size of output: 1101 [2021-06-06 15:15:04,146 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 351 [2021-06-06 15:15:04,988 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 306 [2021-06-06 15:15:05,335 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 491 DAG size of output: 448 [2021-06-06 15:15:05,785 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 481 [2021-06-06 15:15:07,299 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 301 [2021-06-06 15:15:07,536 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 373 [2021-06-06 15:15:07,816 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 407 [2021-06-06 15:15:08,655 WARN L205 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 649 [2021-06-06 15:15:10,042 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 319 [2021-06-06 15:15:10,301 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 398 [2021-06-06 15:15:11,706 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 343 [2021-06-06 15:15:12,255 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 525 [2021-06-06 15:15:12,890 WARN L205 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 663 DAG size of output: 557 [2021-06-06 15:15:13,649 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 325 [2021-06-06 15:15:14,341 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 311 [2021-06-06 15:15:14,481 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 351 [2021-06-06 15:15:14,795 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 443 [2021-06-06 15:15:15,370 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 274 [2021-06-06 15:15:15,477 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 314 [2021-06-06 15:15:16,332 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 390 [2021-06-06 15:15:16,997 WARN L205 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 595 [2021-06-06 15:15:17,783 WARN L205 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 626 [2021-06-06 15:15:19,421 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 1116 DAG size of output: 898 [2021-06-06 15:15:22,236 WARN L205 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 1544 DAG size of output: 1253 [2021-06-06 15:15:25,063 WARN L205 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 1554 DAG size of output: 1263 [2021-06-06 15:15:28,336 WARN L205 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 1584 DAG size of output: 1293 [2021-06-06 15:15:32,035 WARN L205 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 1616 DAG size of output: 1326 [2021-06-06 15:15:39,380 WARN L205 SmtUtils]: Spent 7.33 s on a formula simplification. DAG size of input: 2667 DAG size of output: 2084 [2021-06-06 15:15:47,515 WARN L205 SmtUtils]: Spent 8.12 s on a formula simplification. DAG size of input: 2697 DAG size of output: 2115 [2021-06-06 15:15:55,623 WARN L205 SmtUtils]: Spent 8.09 s on a formula simplification. DAG size of input: 2697 DAG size of output: 2115 [2021-06-06 15:16:05,524 WARN L205 SmtUtils]: Spent 9.89 s on a formula simplification. DAG size of input: 2722 DAG size of output: 2140 [2021-06-06 15:16:29,651 WARN L205 SmtUtils]: Spent 24.11 s on a formula simplification. DAG size of input: 2142 DAG size of output: 3536 [2021-06-06 15:16:31,719 WARN L205 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 2084 DAG size of output: 2084 [2021-06-06 15:16:34,942 WARN L205 SmtUtils]: Spent 3.21 s on a formula simplification. DAG size of input: 1320 DAG size of output: 1844 [2021-06-06 15:16:41,318 WARN L205 SmtUtils]: Spent 6.36 s on a formula simplification. DAG size of input: 1316 DAG size of output: 1538 [2021-06-06 15:16:48,713 WARN L205 SmtUtils]: Spent 7.38 s on a formula simplification. DAG size of input: 1306 DAG size of output: 2171 [2021-06-06 15:16:55,263 WARN L205 SmtUtils]: Spent 6.54 s on a formula simplification. DAG size of input: 1272 DAG size of output: 1665 [2021-06-06 15:17:02,815 WARN L205 SmtUtils]: Spent 7.54 s on a formula simplification. DAG size of input: 1269 DAG size of output: 1672 [2021-06-06 15:17:03,073 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 1203 DAG size of output: 1203 [2021-06-06 15:17:03,703 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 373 [2021-06-06 15:17:03,868 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 408 DAG size of output: 402 [2021-06-06 15:17:04,063 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 439 [2021-06-06 15:17:04,733 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 360 [2021-06-06 15:17:04,884 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 394 [2021-06-06 15:17:05,308 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 696 DAG size of output: 665 [2021-06-06 15:17:05,742 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 709 DAG size of output: 678 [2021-06-06 15:17:06,297 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 356 [2021-06-06 15:17:06,435 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 381 [2021-06-06 15:17:06,614 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 412 [2021-06-06 15:17:07,251 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 339 [2021-06-06 15:17:07,380 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 370 [2021-06-06 15:17:07,753 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 634 [2021-06-06 15:17:08,129 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 646 [2021-06-06 15:17:09,092 WARN L205 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 1205 DAG size of output: 1143 [2021-06-06 15:17:09,828 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 395 [2021-06-06 15:17:09,996 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 406 [2021-06-06 15:17:10,860 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 421 [2021-06-06 15:17:11,050 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 433 [2021-06-06 15:17:11,471 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 693 DAG size of output: 682 [2021-06-06 15:17:12,895 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 1717 DAG size of output: 1601 [2021-06-06 15:17:13,464 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 314 [2021-06-06 15:17:13,590 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 324 [2021-06-06 15:17:14,268 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 345 [2021-06-06 15:17:14,407 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 356 [2021-06-06 15:17:14,723 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 525 [2021-06-06 15:17:15,463 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 341 [2021-06-06 15:17:15,958 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 802 DAG size of output: 713 [2021-06-06 15:17:18,231 WARN L205 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 2072 DAG size of output: 1911 [2021-06-06 15:17:22,663 WARN L205 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 1178 DAG size of output: 1596 [2021-06-06 15:17:26,259 WARN L205 SmtUtils]: Spent 3.59 s on a formula simplification. DAG size of input: 1102 DAG size of output: 1398 [2021-06-06 15:17:28,892 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 1101 DAG size of output: 1312 [2021-06-06 15:17:32,529 WARN L205 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 1095 DAG size of output: 1408 [2021-06-06 15:17:32,764 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 1091 [2021-06-06 15:17:33,728 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 350 [2021-06-06 15:17:33,948 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 386 [2021-06-06 15:17:34,219 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 412 [2021-06-06 15:17:34,951 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 303 [2021-06-06 15:17:35,125 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 332 [2021-06-06 15:17:35,670 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 597 [2021-06-06 15:17:35,984 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 457 [2021-06-06 15:17:36,274 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 444 [2021-06-06 15:17:36,530 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 281 [2021-06-06 15:17:37,510 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 284 [2021-06-06 15:17:37,959 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 239 [2021-06-06 15:17:38,383 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 304 [2021-06-06 15:17:38,815 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 419 [2021-06-06 15:17:39,423 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 245 [2021-06-06 15:17:40,135 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 243 [2021-06-06 15:17:40,323 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 308 [2021-06-06 15:17:40,699 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 402 [2021-06-06 15:17:41,624 WARN L205 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 586 [2021-06-06 15:17:42,827 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 610 DAG size of output: 648 [2021-06-06 15:17:43,727 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2021-06-06 15:17:43,951 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 270 [2021-06-06 15:17:44,244 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 308 [2021-06-06 15:17:44,926 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 236 [2021-06-06 15:17:45,454 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 380 [2021-06-06 15:17:47,494 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 849 DAG size of output: 882 [2021-06-06 15:17:47,808 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 410 [2021-06-06 15:17:48,023 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 342 [2021-06-06 15:17:49,658 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 338 [2021-06-06 15:17:50,190 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 229 [2021-06-06 15:17:50,606 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 412 [2021-06-06 15:17:51,176 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 515 [2021-06-06 15:17:51,829 WARN L205 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 526 [2021-06-06 15:17:52,495 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 236 [2021-06-06 15:17:53,090 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 306 [2021-06-06 15:17:53,376 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 377 [2021-06-06 15:17:54,300 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 302 [2021-06-06 15:17:55,051 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 281 [2021-06-06 15:17:55,390 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 377 [2021-06-06 15:17:56,111 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 587 [2021-06-06 15:17:57,706 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 946 DAG size of output: 855 [2021-06-06 15:17:59,715 WARN L205 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 1051 DAG size of output: 957 [2021-06-06 15:17:59,969 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 290 [2021-06-06 15:18:00,086 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 285 [2021-06-06 15:18:01,178 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 316 [2021-06-06 15:18:01,430 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 389 [2021-06-06 15:18:01,738 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 405 [2021-06-06 15:18:02,301 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 267 [2021-06-06 15:18:02,496 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 320 [2021-06-06 15:18:03,009 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 281 [2021-06-06 15:18:03,323 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 401 [2021-06-06 15:18:04,025 WARN L205 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 687 DAG size of output: 562 [2021-06-06 15:18:04,653 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 292 [2021-06-06 15:18:05,306 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 318 [2021-06-06 15:18:05,593 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 410 [2021-06-06 15:18:06,362 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 320 [2021-06-06 15:18:06,801 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 279 [2021-06-06 15:18:06,929 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 300 [2021-06-06 15:18:07,249 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 418 [2021-06-06 15:18:07,923 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 566 [2021-06-06 15:18:09,461 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 1051 DAG size of output: 864 [2021-06-06 15:18:11,334 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 1113 DAG size of output: 917 [2021-06-06 15:18:12,410 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 284 [2021-06-06 15:18:12,638 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 359 [2021-06-06 15:18:13,206 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 296 [2021-06-06 15:18:13,858 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 375 [2021-06-06 15:18:14,380 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 503 [2021-06-06 15:18:15,054 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 235 [2021-06-06 15:18:15,235 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 264 [2021-06-06 15:18:15,725 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 242 [2021-06-06 15:18:16,052 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 325 [2021-06-06 15:18:16,527 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 438 [2021-06-06 15:18:17,643 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 749 DAG size of output: 750 [2021-06-06 15:18:19,034 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 800 DAG size of output: 800 [2021-06-06 15:18:22,792 WARN L205 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 1555 DAG size of output: 1414 [2021-06-06 15:18:29,400 WARN L205 SmtUtils]: Spent 6.60 s on a formula simplification. DAG size of input: 2320 DAG size of output: 2079 [2021-06-06 15:18:37,388 WARN L205 SmtUtils]: Spent 7.98 s on a formula simplification. DAG size of input: 2889 DAG size of output: 2253 [2021-06-06 15:18:37,964 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 257 [2021-06-06 15:18:38,092 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 267 [2021-06-06 15:18:47,333 WARN L205 SmtUtils]: Spent 9.24 s on a formula simplification. DAG size of input: 3026 DAG size of output: 2377 [2021-06-06 15:18:47,919 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 514 [2021-06-06 15:18:48,676 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 236 [2021-06-06 15:18:49,532 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2021-06-06 15:18:49,755 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 271 [2021-06-06 15:18:50,040 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 311 [2021-06-06 15:18:50,549 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 380 [2021-06-06 15:18:50,733 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 316 [2021-06-06 15:18:50,881 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 323 [2021-06-06 15:18:51,005 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 303 [2021-06-06 15:18:51,789 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 305 [2021-06-06 15:18:52,341 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 256 [2021-06-06 15:18:52,844 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 312 [2021-06-06 15:18:53,211 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 436 [2021-06-06 15:18:53,976 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 256 [2021-06-06 15:18:54,139 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 306 [2021-06-06 15:18:54,889 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 300 [2021-06-06 15:18:55,250 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 430 [2021-06-06 15:18:56,060 WARN L205 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 618 [2021-06-06 15:18:56,182 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 307 [2021-06-06 15:18:56,849 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 283 [2021-06-06 15:18:56,997 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 302 [2021-06-06 15:18:57,749 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 279 [2021-06-06 15:18:58,099 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 420 [2021-06-06 15:18:58,245 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 358 [2021-06-06 15:18:59,023 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 302 [2021-06-06 15:18:59,136 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 332 [2021-06-06 15:18:59,271 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 316 [2021-06-06 15:18:59,716 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 294 [2021-06-06 15:18:59,969 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 346 [2021-06-06 15:19:00,376 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 442 [2021-06-06 15:19:01,229 WARN L205 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 734 DAG size of output: 616 [2021-06-06 15:19:03,081 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 1144 DAG size of output: 978 [2021-06-06 15:19:05,414 WARN L205 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 1236 DAG size of output: 1068 [2021-06-06 15:19:07,796 WARN L205 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 1461 DAG size of output: 976 [2021-06-06 15:19:10,924 WARN L205 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 1567 DAG size of output: 1074 [2021-06-06 15:19:11,275 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 389 [2021-06-06 15:19:11,478 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 388 [2021-06-06 15:19:11,688 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 388 [2021-06-06 15:19:11,902 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 435 [2021-06-06 15:19:12,212 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 446 [2021-06-06 15:19:12,339 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 370 [2021-06-06 15:19:12,534 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 386 [2021-06-06 15:19:13,103 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 300 [2021-06-06 15:19:13,326 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 352 [2021-06-06 15:19:13,785 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 455 [2021-06-06 15:19:14,030 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 373 [2021-06-06 15:19:14,747 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 293 [2021-06-06 15:19:15,033 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 308 [2021-06-06 15:19:15,400 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 401 [2021-06-06 15:19:16,242 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 774 DAG size of output: 636 [2021-06-06 15:19:16,479 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 459 [2021-06-06 15:19:16,813 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 466 [2021-06-06 15:19:17,805 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 340 [2021-06-06 15:19:18,255 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 384 [2021-06-06 15:19:18,744 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 497 [2021-06-06 15:19:19,012 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 393 [2021-06-06 15:19:19,131 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 347 [2021-06-06 15:19:19,304 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 348 [2021-06-06 15:19:19,847 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 261 [2021-06-06 15:19:20,056 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 319 [2021-06-06 15:19:20,461 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 408 [2021-06-06 15:19:21,354 WARN L205 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 681 [2021-06-06 15:19:23,288 WARN L205 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 1233 DAG size of output: 968 [2021-06-06 15:19:23,503 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 384 [2021-06-06 15:19:23,749 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 451 [2021-06-06 15:19:24,752 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 287 [2021-06-06 15:19:25,036 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 369 [2021-06-06 15:19:25,623 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 408 [2021-06-06 15:19:25,971 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 462 [2021-06-06 15:19:26,105 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 378 [2021-06-06 15:19:26,327 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 394 [2021-06-06 15:19:26,967 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 305 [2021-06-06 15:19:27,199 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 357 [2021-06-06 15:19:27,671 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 462 [2021-06-06 15:19:28,504 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 641 [2021-06-06 15:19:28,726 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 427 [2021-06-06 15:19:29,595 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 278 [2021-06-06 15:19:30,190 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 307 [2021-06-06 15:19:30,523 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 381 [2021-06-06 15:19:30,962 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 443 [2021-06-06 15:19:31,216 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 369 [2021-06-06 15:19:32,018 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 279 [2021-06-06 15:19:32,211 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 308 [2021-06-06 15:19:32,609 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 399 [2021-06-06 15:19:33,430 WARN L205 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 747 DAG size of output: 623 [2021-06-06 15:19:35,276 WARN L205 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 1208 DAG size of output: 945 [2021-06-06 15:19:39,562 WARN L205 SmtUtils]: Spent 4.28 s on a formula simplification. DAG size of input: 1884 DAG size of output: 1436 [2021-06-06 15:19:44,713 WARN L205 SmtUtils]: Spent 5.14 s on a formula simplification. DAG size of input: 2012 DAG size of output: 1581 [2021-06-06 15:19:45,511 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 293 [2021-06-06 15:19:45,687 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 304 [2021-06-06 15:19:51,868 WARN L205 SmtUtils]: Spent 6.18 s on a formula simplification. DAG size of input: 2189 DAG size of output: 1741 [2021-06-06 15:20:02,127 WARN L205 SmtUtils]: Spent 10.25 s on a formula simplification. DAG size of input: 3225 DAG size of output: 2355 [2021-06-06 15:20:23,504 WARN L205 SmtUtils]: Spent 21.36 s on a formula simplification. DAG size of input: 5151 DAG size of output: 3699 [2021-06-06 15:20:47,954 WARN L205 SmtUtils]: Spent 24.42 s on a formula simplification. DAG size of input: 5285 DAG size of output: 3839 [2021-06-06 15:20:48,831 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 218 [2021-06-06 15:20:48,983 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 228 [2021-06-06 15:20:49,558 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 438 [2021-06-06 15:20:50,547 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 245 [2021-06-06 15:20:50,754 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 307 [2021-06-06 15:20:51,289 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 252 [2021-06-06 15:20:51,761 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 318 [2021-06-06 15:20:52,232 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 459 [2021-06-06 15:20:52,831 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 514 [2021-06-06 15:20:53,363 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 338 [2021-06-06 15:20:54,277 WARN L205 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 702 [2021-06-06 15:20:55,275 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 260 [2021-06-06 15:20:56,044 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 274 [2021-06-06 15:20:56,447 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 405 [2021-06-06 15:20:56,948 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 460 [2021-06-06 15:20:57,473 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 338 [2021-06-06 15:20:58,278 WARN L205 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 635 [2021-06-06 15:20:59,268 WARN L205 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 659 DAG size of output: 679 [2021-06-06 15:21:01,475 WARN L205 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 937 DAG size of output: 1011 [2021-06-06 15:21:02,369 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 292 [2021-06-06 15:21:02,867 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 385 [2021-06-06 15:21:03,866 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 263 [2021-06-06 15:21:04,125 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 316 [2021-06-06 15:21:04,680 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 408 [2021-06-06 15:21:05,566 WARN L205 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 569 [2021-06-06 15:21:08,564 WARN L205 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 1202 DAG size of output: 1222 [2021-06-06 15:21:08,876 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 376 [2021-06-06 15:21:09,114 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 363 [2021-06-06 15:21:09,330 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 418 [2021-06-06 15:21:09,626 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 373 [2021-06-06 15:21:10,204 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 292 [2021-06-06 15:21:10,412 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 331 [2021-06-06 15:21:11,264 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 282 [2021-06-06 15:21:11,625 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 431 [2021-06-06 15:21:11,819 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 394 [2021-06-06 15:21:12,648 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 280 [2021-06-06 15:21:13,572 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 278 [2021-06-06 15:21:13,745 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 315 [2021-06-06 15:21:14,079 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 414 [2021-06-06 15:21:14,849 WARN L205 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 627 [2021-06-06 15:21:15,040 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 361 [2021-06-06 15:21:15,226 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 392 [2021-06-06 15:21:16,096 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-06-06 15:21:16,265 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 315 [2021-06-06 15:21:17,075 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 278 [2021-06-06 15:21:17,403 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 411 [2021-06-06 15:21:17,610 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 416 [2021-06-06 15:21:18,440 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 280 [2021-06-06 15:21:18,730 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 371 [2021-06-06 15:21:19,296 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 293 [2021-06-06 15:21:19,504 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 330 [2021-06-06 15:21:19,861 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 430 [2021-06-06 15:21:20,623 WARN L205 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 624 [2021-06-06 15:21:22,364 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 1154 DAG size of output: 777 [2021-06-06 15:21:24,586 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 1272 DAG size of output: 894 [2021-06-06 15:21:30,646 WARN L205 SmtUtils]: Spent 6.05 s on a formula simplification. DAG size of input: 2242 DAG size of output: 1906 [2021-06-06 15:21:31,072 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 436 [2021-06-06 15:21:31,368 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 374 [2021-06-06 15:21:31,590 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 359 [2021-06-06 15:21:31,791 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 414 [2021-06-06 15:21:32,063 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 369 [2021-06-06 15:21:32,621 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 293 [2021-06-06 15:21:32,834 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 328 [2021-06-06 15:21:33,637 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 277 [2021-06-06 15:21:33,980 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 427 [2021-06-06 15:21:34,167 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 390 [2021-06-06 15:21:34,950 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 276 [2021-06-06 15:21:35,797 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-06-06 15:21:35,977 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 313 [2021-06-06 15:21:36,291 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 409 [2021-06-06 15:21:37,045 WARN L205 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 862 DAG size of output: 621 [2021-06-06 15:21:37,256 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 361 [2021-06-06 15:21:37,465 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 416 [2021-06-06 15:21:38,291 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 279 [2021-06-06 15:21:38,586 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 371 [2021-06-06 15:21:39,154 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 293 [2021-06-06 15:21:39,363 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 330 [2021-06-06 15:21:39,720 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 429 [2021-06-06 15:21:39,908 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 392 [2021-06-06 15:21:40,792 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 280 [2021-06-06 15:21:40,962 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 315 [2021-06-06 15:21:41,778 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 278 [2021-06-06 15:21:42,099 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 411 [2021-06-06 15:21:42,869 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 623 [2021-06-06 15:21:44,612 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 1157 DAG size of output: 759 [2021-06-06 15:21:46,879 WARN L205 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 1275 DAG size of output: 876 [2021-06-06 15:21:47,366 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 183 [2021-06-06 15:21:47,795 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 285 [2021-06-06 15:21:48,277 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 380 [2021-06-06 15:21:49,494 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 253 [2021-06-06 15:21:49,754 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 304 [2021-06-06 15:21:50,152 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 399 [2021-06-06 15:21:51,039 WARN L205 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 560 [2021-06-06 15:21:52,108 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 269 [2021-06-06 15:21:52,857 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 265 [2021-06-06 15:21:53,251 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 393 [2021-06-06 15:21:53,762 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 446 [2021-06-06 15:21:54,283 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 329 [2021-06-06 15:21:55,084 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 623 [2021-06-06 15:21:56,080 WARN L205 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 675 [2021-06-06 15:21:57,243 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 307 [2021-06-06 15:21:58,319 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 300 [2021-06-06 15:21:58,819 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 431 [2021-06-06 15:21:59,454 WARN L205 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 484 [2021-06-06 15:21:59,947 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 329 [2021-06-06 15:22:00,902 WARN L205 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 703 DAG size of output: 681 [2021-06-06 15:22:03,147 WARN L205 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 960 DAG size of output: 1007 [2021-06-06 15:22:06,279 WARN L205 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 1227 DAG size of output: 1204 [2021-06-06 15:22:12,535 WARN L205 SmtUtils]: Spent 6.25 s on a formula simplification. DAG size of input: 2273 DAG size of output: 1873 [2021-06-06 15:22:26,120 WARN L205 SmtUtils]: Spent 13.57 s on a formula simplification. DAG size of input: 3626 DAG size of output: 3012 [2021-06-06 15:22:41,904 WARN L205 SmtUtils]: Spent 15.76 s on a formula simplification. DAG size of input: 3733 DAG size of output: 3114 [2021-06-06 15:23:00,025 WARN L205 SmtUtils]: Spent 18.10 s on a formula simplification. DAG size of input: 3858 DAG size of output: 3216 [2021-06-06 15:23:48,674 WARN L205 SmtUtils]: Spent 48.62 s on a formula simplification. DAG size of input: 8350 DAG size of output: 6493 [2021-06-06 15:23:51,191 WARN L205 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 765 DAG size of output: 1165 [2021-06-06 15:23:52,174 WARN L205 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 801 [2021-06-06 15:23:54,601 WARN L205 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 760 DAG size of output: 1013 [2021-06-06 15:23:56,575 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 753 DAG size of output: 864 [2021-06-06 15:23:57,933 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 283 [2021-06-06 15:23:58,756 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 261 [2021-06-06 15:23:59,124 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 383 [2021-06-06 15:23:59,930 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 259 [2021-06-06 15:24:00,507 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 234 [2021-06-06 15:24:00,906 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 284 [2021-06-06 15:24:01,280 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 381 [2021-06-06 15:24:02,118 WARN L205 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 547 [2021-06-06 15:24:02,355 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 298 [2021-06-06 15:24:03,198 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 271 [2021-06-06 15:24:03,863 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2021-06-06 15:24:04,019 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 277 [2021-06-06 15:24:04,347 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 395 [2021-06-06 15:24:04,886 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 478 [2021-06-06 15:24:05,847 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 288 [2021-06-06 15:24:06,446 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2021-06-06 15:24:06,594 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 253 [2021-06-06 15:24:06,980 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 402 [2021-06-06 15:24:07,590 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 471 [2021-06-06 15:24:08,647 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 795 DAG size of output: 747 [2021-06-06 15:24:09,925 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 828 DAG size of output: 750 [2021-06-06 15:24:10,841 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 256 [2021-06-06 15:24:11,719 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 213 [2021-06-06 15:24:12,090 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 352 [2021-06-06 15:24:12,578 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 423 [2021-06-06 15:24:13,206 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 238 [2021-06-06 15:24:13,353 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 288 [2021-06-06 15:24:13,861 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 333 [2021-06-06 15:24:14,416 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 255 [2021-06-06 15:24:14,595 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 284 [2021-06-06 15:24:15,181 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 338 [2021-06-06 15:24:15,706 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 451 [2021-06-06 15:24:16,849 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 728 DAG size of output: 652 [2021-06-06 15:24:19,588 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 1243 DAG size of output: 1113 [2021-06-06 15:24:22,468 WARN L205 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 1618 DAG size of output: 1151 [2021-06-06 15:24:25,840 WARN L205 SmtUtils]: Spent 3.36 s on a formula simplification. DAG size of input: 1690 DAG size of output: 1217 [2021-06-06 15:24:27,197 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 265 [2021-06-06 15:24:27,856 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 231 [2021-06-06 15:24:28,193 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 365 [2021-06-06 15:24:28,690 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 468 [2021-06-06 15:24:29,283 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 489 [2021-06-06 15:24:30,043 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 292 [2021-06-06 15:24:30,604 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2021-06-06 15:24:30,739 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 274 [2021-06-06 15:24:31,036 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 396 [2021-06-06 15:24:31,685 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 242 [2021-06-06 15:24:31,831 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 280 [2021-06-06 15:24:32,537 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 294 [2021-06-06 15:24:32,845 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 402 [2021-06-06 15:24:33,548 WARN L205 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 574 DAG size of output: 550 [2021-06-06 15:24:35,054 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 842 DAG size of output: 808 [2021-06-06 15:24:36,212 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 305 [2021-06-06 15:24:37,341 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 301 [2021-06-06 15:24:37,770 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 388 [2021-06-06 15:24:38,678 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2021-06-06 15:24:38,897 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 257 [2021-06-06 15:24:39,277 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 311 [2021-06-06 15:24:40,156 WARN L205 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 545 [2021-06-06 15:24:42,178 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 1181 DAG size of output: 920 [2021-06-06 15:24:44,560 WARN L205 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 1221 DAG size of output: 955 [2021-06-06 15:24:51,196 WARN L205 SmtUtils]: Spent 6.63 s on a formula simplification. DAG size of input: 2494 DAG size of output: 1879 [2021-06-06 15:24:59,810 WARN L205 SmtUtils]: Spent 8.60 s on a formula simplification. DAG size of input: 2870 DAG size of output: 2341 [2021-06-06 15:25:00,358 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 406 [2021-06-06 15:25:00,748 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 423 [2021-06-06 15:25:01,591 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 237 [2021-06-06 15:25:01,784 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 278 [2021-06-06 15:25:02,340 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 337 [2021-06-06 15:25:03,302 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 250 [2021-06-06 15:25:03,495 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 290 [2021-06-06 15:25:03,787 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 355 [2021-06-06 15:25:04,441 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 442 [2021-06-06 15:25:05,287 WARN L205 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 548 [2021-06-06 15:25:05,638 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 311 [2021-06-06 15:25:06,176 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 279 [2021-06-06 15:25:06,323 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 304 [2021-06-06 15:25:06,575 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 377 [2021-06-06 15:25:07,108 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 269 [2021-06-06 15:25:07,269 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 292 [2021-06-06 15:25:07,691 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 467 [2021-06-06 15:25:08,882 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 356 [2021-06-06 15:25:09,184 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 432 [2021-06-06 15:25:09,546 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2021-06-06 15:25:10,428 WARN L205 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 669 [2021-06-06 15:25:12,439 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 993 DAG size of output: 928 [2021-06-06 15:25:13,735 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 263 [2021-06-06 15:25:13,966 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 314 [2021-06-06 15:25:15,184 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 348 [2021-06-06 15:25:15,741 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 459 [2021-06-06 15:25:16,494 WARN L205 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 579 [2021-06-06 15:25:17,565 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 356 [2021-06-06 15:25:17,875 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 383 [2021-06-06 15:25:18,460 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 259 [2021-06-06 15:25:18,626 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 285 [2021-06-06 15:25:19,175 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 480 [2021-06-06 15:25:20,118 WARN L205 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 593 [2021-06-06 15:25:21,082 WARN L205 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 617 [2021-06-06 15:25:23,002 WARN L205 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 870 DAG size of output: 884 [2021-06-06 15:25:27,335 WARN L205 SmtUtils]: Spent 4.33 s on a formula simplification. DAG size of input: 1534 DAG size of output: 1523 [2021-06-06 15:25:32,586 WARN L205 SmtUtils]: Spent 5.24 s on a formula simplification. DAG size of input: 1662 DAG size of output: 1666 [2021-06-06 15:25:33,633 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 254 [2021-06-06 15:25:33,898 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 330 [2021-06-06 15:25:34,282 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 415 [2021-06-06 15:25:35,313 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 260 [2021-06-06 15:25:35,572 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 329 [2021-06-06 15:25:35,965 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 422 [2021-06-06 15:25:36,918 WARN L205 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 559 [2021-06-06 15:25:42,830 WARN L205 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 1894 DAG size of output: 1719 [2021-06-06 15:25:50,218 WARN L205 SmtUtils]: Spent 6.86 s on a formula simplification. DAG size of input: 2009 DAG size of output: 1825 [2021-06-06 15:25:50,948 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 467 [2021-06-06 15:25:51,743 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 263 [2021-06-06 15:25:52,205 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 219 [2021-06-06 15:25:52,511 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 338 [2021-06-06 15:25:53,139 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 445 [2021-06-06 15:25:54,056 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 270 [2021-06-06 15:25:54,519 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2021-06-06 15:25:54,846 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 345 [2021-06-06 15:25:55,328 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 466 [2021-06-06 15:25:56,362 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 692 DAG size of output: 688 [2021-06-06 15:25:57,109 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 272 [2021-06-06 15:25:57,308 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 327 [2021-06-06 15:25:57,860 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 391 [2021-06-06 15:25:58,329 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 241 [2021-06-06 15:25:58,438 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 277 [2021-06-06 15:25:59,034 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 328 [2021-06-06 15:25:59,321 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 392 [2021-06-06 15:25:59,943 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 580 DAG size of output: 542 [2021-06-06 15:26:00,188 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 279 [2021-06-06 15:26:00,813 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 330 [2021-06-06 15:26:01,241 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 243 [2021-06-06 15:26:01,535 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 394 [2021-06-06 15:26:01,692 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 274 [2021-06-06 15:26:02,208 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 274 [2021-06-06 15:26:02,406 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 329 [2021-06-06 15:26:02,980 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 395 [2021-06-06 15:26:03,625 WARN L205 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 546 [2021-06-06 15:26:05,060 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 816 DAG size of output: 763 [2021-06-06 15:26:07,961 WARN L205 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 1175 DAG size of output: 1122 [2021-06-06 15:26:08,174 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 302 [2021-06-06 15:26:09,032 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 255 [2021-06-06 15:26:09,281 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 319 [2021-06-06 15:26:10,206 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 242 [2021-06-06 15:26:10,456 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 322 [2021-06-06 15:26:11,039 WARN L205 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 500 [2021-06-06 15:26:11,217 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 300 [2021-06-06 15:26:11,744 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 299 [2021-06-06 15:26:12,196 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-06-06 15:26:12,436 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 291 [2021-06-06 15:26:12,792 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 361 [2021-06-06 15:26:13,666 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 240 [2021-06-06 15:26:13,913 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 320 [2021-06-06 15:26:14,588 WARN L205 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 515 [2021-06-06 15:26:16,032 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 700 DAG size of output: 716 [2021-06-06 15:26:20,460 WARN L205 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 1678 DAG size of output: 1384 [2021-06-06 15:26:25,972 WARN L205 SmtUtils]: Spent 5.50 s on a formula simplification. DAG size of input: 1840 DAG size of output: 1603 [2021-06-06 15:26:32,432 WARN L205 SmtUtils]: Spent 6.45 s on a formula simplification. DAG size of input: 1907 DAG size of output: 1662 [2021-06-06 15:26:47,600 WARN L205 SmtUtils]: Spent 15.16 s on a formula simplification. DAG size of input: 3341 DAG size of output: 3040 [2021-06-06 15:27:14,552 WARN L205 SmtUtils]: Spent 26.93 s on a formula simplification. DAG size of input: 5467 DAG size of output: 4541 [2021-06-06 15:27:14,704 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 737 DAG size of output: 737 [2021-06-06 15:27:15,598 WARN L205 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 572 [2021-06-06 15:27:16,098 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 465 [2021-06-06 15:27:16,367 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 298 [2021-06-06 15:27:16,874 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 238 [2021-06-06 15:27:17,460 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 318 [2021-06-06 15:27:17,969 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 297 [2021-06-06 15:27:18,408 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-06-06 15:27:18,643 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 289 [2021-06-06 15:27:18,991 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 359 [2021-06-06 15:27:19,659 WARN L205 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 513 [2021-06-06 15:27:19,836 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 300 [2021-06-06 15:27:20,368 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 240 [2021-06-06 15:27:20,974 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 320 [2021-06-06 15:27:21,203 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 299 [2021-06-06 15:27:21,658 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 241 [2021-06-06 15:27:21,900 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 294 [2021-06-06 15:27:22,560 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 364 [2021-06-06 15:27:23,243 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 518 [2021-06-06 15:27:24,797 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 674 DAG size of output: 664 [2021-06-06 15:27:24,984 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 336 [2021-06-06 15:27:25,108 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 363 [2021-06-06 15:27:25,705 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 291 [2021-06-06 15:27:25,813 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 277 [2021-06-06 15:27:26,409 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 328 [2021-06-06 15:27:26,790 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 403 [2021-06-06 15:27:27,490 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 241 [2021-06-06 15:27:27,695 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 308 [2021-06-06 15:27:28,290 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 586 DAG size of output: 517 [2021-06-06 15:27:28,401 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 351 [2021-06-06 15:27:28,513 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 253 [2021-06-06 15:27:29,099 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 294 [2021-06-06 15:27:29,330 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 358 [2021-06-06 15:27:30,141 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 272 [2021-06-06 15:27:30,356 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 337 [2021-06-06 15:27:30,756 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 398 [2021-06-06 15:27:31,341 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 504 [2021-06-06 15:27:32,658 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 841 DAG size of output: 753 [2021-06-06 15:27:32,814 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 334 [2021-06-06 15:27:32,943 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 361 [2021-06-06 15:27:33,822 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 306 [2021-06-06 15:27:33,953 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 275 [2021-06-06 15:27:34,528 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 326 [2021-06-06 15:27:34,912 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 231 [2021-06-06 15:27:35,073 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 287 [2021-06-06 15:27:35,434 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 401 [2021-06-06 15:27:36,008 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 512 [2021-06-06 15:27:36,122 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 349 [2021-06-06 15:27:36,794 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 294 [2021-06-06 15:27:37,019 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 356 [2021-06-06 15:27:37,817 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 270 [2021-06-06 15:27:38,027 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 335 [2021-06-06 15:27:38,415 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 396 [2021-06-06 15:27:38,985 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 504 [2021-06-06 15:27:40,277 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 838 DAG size of output: 751 [2021-06-06 15:27:43,208 WARN L205 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 1237 DAG size of output: 1090 [2021-06-06 15:27:47,879 WARN L205 SmtUtils]: Spent 4.66 s on a formula simplification. DAG size of input: 1724 DAG size of output: 1328 [2021-06-06 15:27:53,699 WARN L205 SmtUtils]: Spent 5.81 s on a formula simplification. DAG size of input: 1886 DAG size of output: 1547 [2021-06-06 15:28:00,961 WARN L205 SmtUtils]: Spent 6.84 s on a formula simplification. DAG size of input: 1990 DAG size of output: 1637 [2021-06-06 15:28:01,726 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 492 [2021-06-06 15:28:02,287 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 436 DAG size of output: 502 [2021-06-06 15:28:02,559 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 486 [2021-06-06 15:28:02,684 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 414 [2021-06-06 15:28:02,894 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 338 [2021-06-06 15:28:03,537 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 328 [2021-06-06 15:28:04,180 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 348 [2021-06-06 15:28:04,483 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 383 [2021-06-06 15:28:05,339 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 246 [2021-06-06 15:28:05,525 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 288 [2021-06-06 15:28:06,014 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 650 DAG size of output: 493 [2021-06-06 15:28:06,268 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 511 [2021-06-06 15:28:06,498 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 315 [2021-06-06 15:28:07,046 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 297 [2021-06-06 15:28:07,470 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2021-06-06 15:28:07,914 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 254 [2021-06-06 15:28:08,042 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 279 [2021-06-06 15:28:08,328 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 368 [2021-06-06 15:28:08,764 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 445 [2021-06-06 15:28:09,613 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 275 [2021-06-06 15:28:10,218 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 657 DAG size of output: 548 [2021-06-06 15:28:11,432 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 972 DAG size of output: 741 [2021-06-06 15:28:11,919 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 500 [2021-06-06 15:28:12,164 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 509 [2021-06-06 15:28:12,960 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 273 [2021-06-06 15:28:13,485 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 252 [2021-06-06 15:28:13,623 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 277 [2021-06-06 15:28:14,046 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2021-06-06 15:28:14,340 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 366 [2021-06-06 15:28:14,495 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 313 Received shutdown request... [2021-06-06 15:28:14,764 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1528,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 15:28:14,764 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 15:28:14,769 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 15:28:14,770 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 15:28:14,770 INFO L202 PluginConnector]: Adding new model unroll-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 03:28:14 BasicIcfg [2021-06-06 15:28:14,770 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 15:28:14,771 INFO L168 Benchmark]: Toolchain (without parser) took 879516.86 ms. Allocated memory was 350.2 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 329.6 MB in the beginning and 1.2 GB in the end (delta: -843.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2021-06-06 15:28:14,771 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 350.2 MB. Free memory is still 330.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 15:28:14,771 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.19 ms. Allocated memory is still 350.2 MB. Free memory was 329.4 MB in the beginning and 328.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 15:28:14,771 INFO L168 Benchmark]: Boogie Preprocessor took 15.00 ms. Allocated memory is still 350.2 MB. Free memory was 328.0 MB in the beginning and 327.1 MB in the end (delta: 879.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 15:28:14,771 INFO L168 Benchmark]: RCFGBuilder took 294.42 ms. Allocated memory is still 350.2 MB. Free memory was 327.0 MB in the beginning and 310.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-06-06 15:28:14,771 INFO L168 Benchmark]: TraceAbstraction took 879185.52 ms. Allocated memory was 350.2 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 309.6 MB in the beginning and 1.2 GB in the end (delta: -863.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. [2021-06-06 15:28:14,771 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 350.2 MB. Free memory is still 330.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 18.19 ms. Allocated memory is still 350.2 MB. Free memory was 329.4 MB in the beginning and 328.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 15.00 ms. Allocated memory is still 350.2 MB. Free memory was 328.0 MB in the beginning and 327.1 MB in the end (delta: 879.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 294.42 ms. Allocated memory is still 350.2 MB. Free memory was 327.0 MB in the beginning and 310.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 879185.52 ms. Allocated memory was 350.2 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 309.6 MB in the beginning and 1.2 GB in the end (delta: -863.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 908, positive: 522, positive conditional: 522, positive unconditional: 0, negative: 386, negative conditional: 386, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 522, positive: 522, positive conditional: 522, 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: 522, positive: 522, positive conditional: 0, positive unconditional: 522, 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: 4, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 4, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 522, positive: 518, positive conditional: 0, positive unconditional: 518, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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: 386 - 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: 879121.4ms, OverallIterations: 22, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6.2ms, PartialOrderReductionTime: 4315.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 301, 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: 85.9ms SsaConstructionTime, 381.9ms SatisfiabilityAnalysisTime, 54606.3ms InterpolantComputationTime, 707 NumberOfCodeBlocks, 707 NumberOfCodeBlocksAsserted, 85 NumberOfCheckSat, 667 ConstructedInterpolants, 0 QuantifiedInterpolants, 3757 SizeOfPredicates, 30 NumberOfNonLiveVariables, 1359 ConjunctsInSsa, 313 ConjunctsInUnsatCore, 40 InterpolantComputations, 2 PerfectInterpolantSequences, 221/1551 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