/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 12:03:35,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 12:03:35,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 12:03:35,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-06 12:03:35,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-06 12:03:35,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-06 12:03:35,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-06 12:03:35,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-06 12:03:35,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-06 12:03:35,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-06 12:03:35,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-06 12:03:35,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-06 12:03:35,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 12:03:35,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 12:03:35,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 12:03:35,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 12:03:35,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 12:03:35,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 12:03:35,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 12:03:35,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 12:03:35,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 12:03:35,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 12:03:35,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 12:03:35,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 12:03:35,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-06 12:03:35,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-06 12:03:35,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-06 12:03:35,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-06 12:03:35,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-06 12:03:35,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-06 12:03:35,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-06 12:03:35,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-06 12:03:35,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-06 12:03:35,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-06 12:03:35,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-06 12:03:35,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-06 12:03:35,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-06 12:03:35,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-06 12:03:35,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 12:03:35,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 12:03:35,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 12:03:35,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf [2021-06-06 12:03:35,232 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 12:03:35,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 12:03:35,233 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 12:03:35,233 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 12:03:35,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 12:03:35,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 12:03:35,234 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 12:03:35,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 12:03:35,235 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 12:03:35,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 12:03:35,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 12:03:35,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 12:03:35,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 12:03:35,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 12:03:35,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 12:03:35,236 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 12:03:35,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 12:03:35,236 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 12:03:35,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 12:03:35,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 12:03:35,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 12:03:35,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 12:03:35,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 12:03:35,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 12:03:35,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 12:03:35,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 12:03:35,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 12:03:35,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 12:03:35,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 12:03:35,237 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 12:03:35,237 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 12:03:35,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 12:03:35,237 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 12:03:35,238 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 12:03:35,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 12:03:35,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 12:03:35,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 12:03:35,500 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 12:03:35,501 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 12:03:35,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl [2021-06-06 12:03:35,502 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl' [2021-06-06 12:03:35,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 12:03:35,527 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 12:03:35,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 12:03:35,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 12:03:35,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 12:03:35,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:03:35" (1/1) ... [2021-06-06 12:03:35,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:03:35" (1/1) ... [2021-06-06 12:03:35,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 12:03:35,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 12:03:35,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 12:03:35,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 12:03:35,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:03:35" (1/1) ... [2021-06-06 12:03:35,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:03:35" (1/1) ... [2021-06-06 12:03:35,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:03:35" (1/1) ... [2021-06-06 12:03:35,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:03:35" (1/1) ... [2021-06-06 12:03:35,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:03:35" (1/1) ... [2021-06-06 12:03:35,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:03:35" (1/1) ... [2021-06-06 12:03:35,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:03:35" (1/1) ... [2021-06-06 12:03:35,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 12:03:35,566 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 12:03:35,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 12:03:35,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 12:03:35,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:03:35" (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 12:03:35,622 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 12:03:35,622 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 12:03:35,622 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 12:03:35,622 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 12:03:35,622 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 12:03:35,622 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 12:03:35,623 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 12:03:35,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 12:03:35,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 12:03:35,624 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 12:03:35,624 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 12:03:35,624 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 12:03:35,625 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 12:03:35,764 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 12:03:35,764 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 12:03:35,766 INFO L202 PluginConnector]: Adding new model sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 12:03:35 BoogieIcfgContainer [2021-06-06 12:03:35,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 12:03:35,767 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 12:03:35,767 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 12:03:35,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 12:03:35,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:03:35" (1/2) ... [2021-06-06 12:03:35,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31181962 and model type sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 12:03:35, skipping insertion in model container [2021-06-06 12:03:35,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 12:03:35" (2/2) ... [2021-06-06 12:03:35,771 INFO L111 eAbstractionObserver]: Analyzing ICFG sorted.wvr.bpl [2021-06-06 12:03:35,774 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 12:03:35,774 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 12:03:35,774 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 12:03:35,775 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 12:03:35,819 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 12:03:35,856 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 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 12:03:35,931 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 12:03:35,932 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 12:03:35,932 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 12:03:35,932 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 12:03:35,932 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 12:03:35,932 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 12:03:35,932 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 12:03:35,932 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 12:03:35,958 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:35,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:35,962 INFO L82 PathProgramCache]: Analyzing trace with hash 1326538124, now seen corresponding path program 1 times [2021-06-06 12:03:35,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:35,967 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6420421] [2021-06-06 12:03:35,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:36,112 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 12:03:36,112 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:36,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6420421] [2021-06-06 12:03:36,113 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6420421] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 12:03:36,113 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 12:03:36,114 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-06 12:03:36,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233358286] [2021-06-06 12:03:36,120 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 12:03:36,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:36,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 12:03:36,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-06-06 12:03:36,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:36,136 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:36,138 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:03:36,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:36,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:36,173 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 12:03:36,173 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:36,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:36,176 INFO L82 PathProgramCache]: Analyzing trace with hash 177359914, now seen corresponding path program 1 times [2021-06-06 12:03:36,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:36,176 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324186906] [2021-06-06 12:03:36,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:36,280 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 12:03:36,281 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:36,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324186906] [2021-06-06 12:03:36,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324186906] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:36,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1648770274] [2021-06-06 12:03:36,281 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 12:03:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:36,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 12:03:36,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:36,461 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 12:03:36,462 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1648770274] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:36,462 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:36,462 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-06-06 12:03:36,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361427530] [2021-06-06 12:03:36,463 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-06 12:03:36,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:36,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-06 12:03:36,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-06-06 12:03:36,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:36,464 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:36,464 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:03:36,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:36,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:36,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:36,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:36,782 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:03:36,782 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:36,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:36,782 INFO L82 PathProgramCache]: Analyzing trace with hash -65210676, now seen corresponding path program 1 times [2021-06-06 12:03:36,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:36,783 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448720723] [2021-06-06 12:03:36,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:36,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:36,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:36,882 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:36,882 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448720723] [2021-06-06 12:03:36,882 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448720723] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:36,882 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995537502] [2021-06-06 12:03:36,883 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 12:03:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:36,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 12:03:36,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:37,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:37,198 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1995537502] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:37,198 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:37,198 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-06-06 12:03:37,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520999288] [2021-06-06 12:03:37,198 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 12:03:37,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:37,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 12:03:37,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2021-06-06 12:03:37,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:37,199 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:37,199 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.357142857142857) internal successors, (47), 14 states have internal predecessors, (47), 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 12:03:37,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:37,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:37,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:37,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:37,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:03:37,445 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:37,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:37,445 INFO L82 PathProgramCache]: Analyzing trace with hash 438920810, now seen corresponding path program 2 times [2021-06-06 12:03:37,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:37,445 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862866632] [2021-06-06 12:03:37,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:37,500 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:37,500 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:37,500 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862866632] [2021-06-06 12:03:37,501 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862866632] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:37,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500027749] [2021-06-06 12:03:37,501 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 12:03:37,538 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 12:03:37,538 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:03:37,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 12:03:37,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:37,661 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:37,661 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500027749] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:37,662 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:37,662 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-06-06 12:03:37,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288080158] [2021-06-06 12:03:37,666 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 12:03:37,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:37,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 12:03:37,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-06-06 12:03:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:37,668 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:37,668 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.3076923076923075) internal successors, (43), 13 states have internal predecessors, (43), 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 12:03:37,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:37,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:37,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:37,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:37,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:37,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:37,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:37,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:38,056 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:03:38,056 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:38,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:38,057 INFO L82 PathProgramCache]: Analyzing trace with hash -2108260084, now seen corresponding path program 3 times [2021-06-06 12:03:38,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:38,057 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012769703] [2021-06-06 12:03:38,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:38,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:38,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:38,306 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:38,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012769703] [2021-06-06 12:03:38,306 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012769703] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:38,307 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [884618971] [2021-06-06 12:03:38,307 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 12:03:38,345 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 12:03:38,345 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:03:38,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-06 12:03:38,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:39,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:39,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [884618971] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:39,108 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:39,108 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13] total 21 [2021-06-06 12:03:39,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714164600] [2021-06-06 12:03:39,108 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-06 12:03:39,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:39,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-06 12:03:39,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2021-06-06 12:03:39,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:39,109 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:39,109 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.6666666666666665) internal successors, (56), 21 states have internal predecessors, (56), 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 12:03:39,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:39,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:39,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:39,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:39,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:39,595 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 45 [2021-06-06 12:03:39,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:39,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:39,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:39,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:39,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:39,888 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-06 12:03:39,889 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:39,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:39,889 INFO L82 PathProgramCache]: Analyzing trace with hash -549064278, now seen corresponding path program 4 times [2021-06-06 12:03:39,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:39,890 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115612496] [2021-06-06 12:03:39,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:39,953 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:39,953 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:39,953 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115612496] [2021-06-06 12:03:39,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115612496] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:39,953 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064924528] [2021-06-06 12:03:39,953 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 12:03:39,979 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 12:03:39,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:03:39,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 12:03:39,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:40,115 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:40,115 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064924528] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:40,115 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:40,116 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-06-06 12:03:40,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205567494] [2021-06-06 12:03:40,116 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 12:03:40,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:40,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 12:03:40,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2021-06-06 12:03:40,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:40,117 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:40,117 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 3.0) internal successors, (51), 17 states have internal predecessors, (51), 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 12:03:40,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:40,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:40,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:40,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:40,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:40,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:40,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:40,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:40,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:40,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:40,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:40,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:40,580 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:03:40,581 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:40,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:40,581 INFO L82 PathProgramCache]: Analyzing trace with hash 1920810060, now seen corresponding path program 5 times [2021-06-06 12:03:40,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:40,581 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974807075] [2021-06-06 12:03:40,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:40,836 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:40,837 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:40,837 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974807075] [2021-06-06 12:03:40,837 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974807075] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:40,837 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [337679867] [2021-06-06 12:03:40,837 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 12:03:40,866 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-06 12:03:40,866 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:03:40,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-06 12:03:40,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:41,207 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:41,207 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [337679867] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:41,207 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:41,208 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-06-06 12:03:41,208 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20820349] [2021-06-06 12:03:41,208 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-06 12:03:41,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:41,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-06 12:03:41,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2021-06-06 12:03:41,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:41,209 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:41,209 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 2.8636363636363638) internal successors, (63), 22 states have internal predecessors, (63), 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 12:03:41,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:41,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:41,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:41,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:41,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:41,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:41,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:41,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:41,538 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:03:41,539 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:41,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:41,539 INFO L82 PathProgramCache]: Analyzing trace with hash -219730454, now seen corresponding path program 6 times [2021-06-06 12:03:41,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:41,539 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469195815] [2021-06-06 12:03:41,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:41,617 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:41,618 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:41,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469195815] [2021-06-06 12:03:41,618 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469195815] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:41,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1000865620] [2021-06-06 12:03:41,618 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 12:03:41,645 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-06 12:03:41,645 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:03:41,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 12:03:41,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:41,800 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:41,800 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1000865620] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:41,800 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:41,801 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2021-06-06 12:03:41,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529478525] [2021-06-06 12:03:41,802 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-06 12:03:41,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:41,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-06 12:03:41,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2021-06-06 12:03:41,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:41,803 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:41,803 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.8095238095238093) internal successors, (59), 21 states have internal predecessors, (59), 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 12:03:41,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:41,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:41,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:41,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:41,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:41,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:41,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:41,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:42,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:42,376 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-06-06 12:03:42,377 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:42,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:42,378 INFO L82 PathProgramCache]: Analyzing trace with hash 583035020, now seen corresponding path program 7 times [2021-06-06 12:03:42,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:42,379 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135787798] [2021-06-06 12:03:42,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:42,640 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:42,640 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:42,640 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135787798] [2021-06-06 12:03:42,640 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135787798] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:42,640 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1200144588] [2021-06-06 12:03:42,640 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:03:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:42,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 12:03:42,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:43,272 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1200144588] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:43,272 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:43,272 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2021-06-06 12:03:43,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240593003] [2021-06-06 12:03:43,274 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-06 12:03:43,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:43,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-06 12:03:43,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=561, Unknown=0, NotChecked=0, Total=650 [2021-06-06 12:03:43,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:43,275 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:43,275 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 2.730769230769231) internal successors, (71), 26 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:03:43,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:43,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:43,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:43,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:43,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:43,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:43,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:43,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:43,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:43,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:43,660 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:03:43,661 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:43,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:43,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1820566742, now seen corresponding path program 8 times [2021-06-06 12:03:43,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:43,661 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669072087] [2021-06-06 12:03:43,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:43,741 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:43,741 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:43,741 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669072087] [2021-06-06 12:03:43,741 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669072087] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:43,741 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51374670] [2021-06-06 12:03:43,741 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 12:03:43,782 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 12:03:43,782 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:03:43,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 12:03:43,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:44,002 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:44,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [51374670] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:44,003 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:44,003 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-06-06 12:03:44,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433019662] [2021-06-06 12:03:44,003 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 12:03:44,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:44,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 12:03:44,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=483, Unknown=0, NotChecked=0, Total=600 [2021-06-06 12:03:44,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:44,004 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:44,004 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.68) internal successors, (67), 25 states have internal predecessors, (67), 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 12:03:44,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:44,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:44,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:44,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:44,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:44,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:44,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:44,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:44,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:44,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:44,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:03:44,763 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:03:44,764 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:44,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:44,764 INFO L82 PathProgramCache]: Analyzing trace with hash -222345780, now seen corresponding path program 9 times [2021-06-06 12:03:44,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:44,764 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028013926] [2021-06-06 12:03:44,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:45,137 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:45,137 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:45,137 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028013926] [2021-06-06 12:03:45,137 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028013926] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:45,137 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [808277761] [2021-06-06 12:03:45,137 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 12:03:45,190 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-06 12:03:45,191 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:03:45,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-06 12:03:45,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:46,163 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-06-06 12:03:46,397 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-06-06 12:03:46,933 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2021-06-06 12:03:47,369 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 79 [2021-06-06 12:03:47,805 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-06-06 12:03:48,376 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 91 [2021-06-06 12:03:48,759 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-06-06 12:03:48,994 INFO L446 ElimStorePlain]: Different costs {5=[v_prenex_11], 9=[A], 13=[v_prenex_12], 18=[v_prenex_9], 21=[v_prenex_8, v_prenex_10]} [2021-06-06 12:03:49,004 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:03:49,005 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 12:03:49,314 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 116 [2021-06-06 12:03:49,315 INFO L628 ElimStorePlain]: treesize reduction 210, result has 65.5 percent of original size [2021-06-06 12:03:49,315 INFO L518 ElimStorePlain]: Eliminatee A vanished before elimination [2021-06-06 12:03:49,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,363 INFO L354 Elim1Store]: treesize reduction 26, result has 44.7 percent of original size [2021-06-06 12:03:49,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 23 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 5 case distinctions, treesize of input 45 treesize of output 39 [2021-06-06 12:03:49,387 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 12:03:49,517 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-06-06 12:03:49,517 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:03:49,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,550 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-06-06 12:03:49,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 33 [2021-06-06 12:03:49,561 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 12:03:49,679 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-06-06 12:03:49,680 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:03:49,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,751 INFO L354 Elim1Store]: treesize reduction 24, result has 57.9 percent of original size [2021-06-06 12:03:49,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 54 [2021-06-06 12:03:49,764 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 12:03:49,865 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:03:49,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,921 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:03:49,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 78 [2021-06-06 12:03:49,949 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 12:03:49,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:03:49,988 INFO L354 Elim1Store]: treesize reduction 34, result has 40.4 percent of original size [2021-06-06 12:03:49,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 44 [2021-06-06 12:03:49,994 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 12:03:50,072 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:03:50,090 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 6 dim-1 vars, End of recursive call: and 6 xjuncts. [2021-06-06 12:03:50,091 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 12 variables, input treesize:652, output treesize:143 [2021-06-06 12:03:50,241 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 21 [2021-06-06 12:03:50,375 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:50,375 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [808277761] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:50,375 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:50,375 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 23] total 37 [2021-06-06 12:03:50,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115899513] [2021-06-06 12:03:50,375 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-06 12:03:50,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:50,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-06 12:03:50,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=1200, Unknown=0, NotChecked=0, Total=1332 [2021-06-06 12:03:50,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:50,376 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:50,376 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.1621621621621623) internal successors, (80), 37 states have internal predecessors, (80), 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 12:03:50,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:50,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:50,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:50,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:50,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:50,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:50,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:50,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:50,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:50,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:03:50,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:51,052 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 56 [2021-06-06 12:03:51,719 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 97 [2021-06-06 12:03:52,444 WARN L205 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2021-06-06 12:03:53,081 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 113 [2021-06-06 12:03:53,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:53,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:53,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:53,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:53,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:53,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:03:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:03:53,460 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-06-06 12:03:53,461 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:53,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:53,461 INFO L82 PathProgramCache]: Analyzing trace with hash -387663510, now seen corresponding path program 10 times [2021-06-06 12:03:53,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:53,461 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113724889] [2021-06-06 12:03:53,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:53,550 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:53,551 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:53,551 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113724889] [2021-06-06 12:03:53,551 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113724889] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:53,551 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [508769434] [2021-06-06 12:03:53,551 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 12:03:53,578 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 12:03:53,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:03:53,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-06 12:03:53,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:53,840 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 25 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:53,840 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [508769434] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:53,840 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:53,840 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 29 [2021-06-06 12:03:53,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351457873] [2021-06-06 12:03:53,840 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-06 12:03:53,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:53,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-06 12:03:53,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=656, Unknown=0, NotChecked=0, Total=812 [2021-06-06 12:03:53,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:53,841 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:53,841 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.586206896551724) internal successors, (75), 29 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:03:53,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:54,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:54,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:54,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:54,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:54,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:54,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:54,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:54,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:54,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:54,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:03:54,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:03:54,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:03:54,632 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100 [2021-06-06 12:03:54,633 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:54,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:54,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1886841844, now seen corresponding path program 11 times [2021-06-06 12:03:54,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:54,633 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612909176] [2021-06-06 12:03:54,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:55,369 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:55,369 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612909176] [2021-06-06 12:03:55,369 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612909176] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:55,369 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1531458772] [2021-06-06 12:03:55,369 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 12:03:55,407 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-06-06 12:03:55,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:03:55,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-06 12:03:55,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:56,446 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:56,447 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1531458772] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:56,447 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:56,447 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2021-06-06 12:03:56,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317682350] [2021-06-06 12:03:56,447 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-06 12:03:56,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:56,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-06 12:03:56,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1013, Unknown=0, NotChecked=0, Total=1122 [2021-06-06 12:03:56,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:56,448 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:56,448 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 2.5588235294117645) internal successors, (87), 34 states have internal predecessors, (87), 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 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:03:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:03:56,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:56,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:56,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:03:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:03:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:03:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:03:56,896 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2021-06-06 12:03:56,896 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:56,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:56,896 INFO L82 PathProgramCache]: Analyzing trace with hash 1215269034, now seen corresponding path program 12 times [2021-06-06 12:03:56,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:56,897 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841377253] [2021-06-06 12:03:56,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:57,001 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 25 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:57,001 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:57,001 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841377253] [2021-06-06 12:03:57,001 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841377253] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:57,001 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [731792030] [2021-06-06 12:03:57,001 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 12:03:57,034 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-06 12:03:57,034 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:03:57,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 12:03:57,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:03:57,327 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 36 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:57,327 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [731792030] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:57,327 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:03:57,327 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 33 [2021-06-06 12:03:57,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802676640] [2021-06-06 12:03:57,327 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-06 12:03:57,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:03:57,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-06 12:03:57,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=855, Unknown=0, NotChecked=0, Total=1056 [2021-06-06 12:03:57,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:57,328 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:03:57,328 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.515151515151515) internal successors, (83), 33 states have internal predecessors, (83), 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 12:03:57,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:57,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:57,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:57,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:57,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:57,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:57,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:57,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:57,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:57,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:03:57,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:03:57,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:03:57,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:03:57,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:03:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:03:58,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:03:58,352 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:03:58,352 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:03:58,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:03:58,353 INFO L82 PathProgramCache]: Analyzing trace with hash 933040972, now seen corresponding path program 13 times [2021-06-06 12:03:58,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:03:58,353 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822959360] [2021-06-06 12:03:58,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:03:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:59,244 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:03:59,244 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:03:59,244 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822959360] [2021-06-06 12:03:59,244 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822959360] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:03:59,244 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1653247913] [2021-06-06 12:03:59,244 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 12:03:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:03:59,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 47 conjunts are in the unsatisfiable core [2021-06-06 12:03:59,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:04:00,501 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:04:00,501 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1653247913] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:04:00,501 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:04:00,501 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 38 [2021-06-06 12:04:00,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746949995] [2021-06-06 12:04:00,501 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-06-06 12:04:00,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:04:00,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-06-06 12:04:00,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1287, Unknown=0, NotChecked=0, Total=1406 [2021-06-06 12:04:00,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:04:00,502 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:04:00,502 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 2.5) internal successors, (95), 38 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:04:00,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:04:00,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:00,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:04:00,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:00,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:04:00,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:04:00,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:04:00,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:04:00,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:00,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:04:00,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:04:00,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:04:00,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:04:00,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:04:00,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:04:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:04:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:04:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:04:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:04:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:04:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:04:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:04:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:04:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:04:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:04:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:04:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:04:01,085 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable123 [2021-06-06 12:04:01,085 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:04:01,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:04:01,085 INFO L82 PathProgramCache]: Analyzing trace with hash 2027686122, now seen corresponding path program 14 times [2021-06-06 12:04:01,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:04:01,085 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751520411] [2021-06-06 12:04:01,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:04:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:04:01,217 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 36 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:04:01,217 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:04:01,217 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751520411] [2021-06-06 12:04:01,218 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751520411] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:04:01,218 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1709824171] [2021-06-06 12:04:01,218 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 12:04:01,248 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 12:04:01,248 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:04:01,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 12:04:01,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:04:01,597 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 49 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:04:01,598 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1709824171] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:04:01,598 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:04:01,598 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 37 [2021-06-06 12:04:01,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200744689] [2021-06-06 12:04:01,598 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-06 12:04:01,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:04:01,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-06 12:04:01,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=1080, Unknown=0, NotChecked=0, Total=1332 [2021-06-06 12:04:01,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:04:01,599 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:04:01,600 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.4594594594594597) internal successors, (91), 37 states have internal predecessors, (91), 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 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:04:01,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:04:02,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:04:02,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:02,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:04:02,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:02,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:04:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:04:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:04:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:04:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:04:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:04:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:04:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:04:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:04:02,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:04:02,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:04:02,748 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:04:02,748 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:04:02,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:04:02,748 INFO L82 PathProgramCache]: Analyzing trace with hash -18185332, now seen corresponding path program 15 times [2021-06-06 12:04:02,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:04:02,748 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031907137] [2021-06-06 12:04:02,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:04:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:04:03,746 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:04:03,746 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:04:03,746 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031907137] [2021-06-06 12:04:03,746 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031907137] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:04:03,746 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1772981396] [2021-06-06 12:04:03,746 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 12:04:03,787 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-06-06 12:04:03,787 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:04:03,788 WARN L261 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 60 conjunts are in the unsatisfiable core [2021-06-06 12:04:03,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:04:05,365 WARN L205 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-06-06 12:04:05,956 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-06-06 12:04:07,136 WARN L205 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 112 [2021-06-06 12:04:08,331 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 124 DAG size of output: 114 [2021-06-06 12:04:09,415 WARN L205 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 116 [2021-06-06 12:04:10,465 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-06 12:04:12,336 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2021-06-06 12:04:15,249 WARN L205 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 205 DAG size of output: 205 [2021-06-06 12:04:19,103 WARN L205 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 279 DAG size of output: 279 [2021-06-06 12:04:21,479 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 344 [2021-06-06 12:04:22,117 INFO L446 ElimStorePlain]: Different costs {5=[v_prenex_61, A, v_prenex_65, v_prenex_64, v_prenex_52, v_prenex_62, v_prenex_58, v_prenex_69, v_prenex_57, v_prenex_67, v_prenex_66, v_prenex_55], 19=[v_prenex_70, v_prenex_63, v_prenex_68, v_prenex_59], 40=[v_prenex_60], 45=[v_prenex_54, v_prenex_56], 55=[v_prenex_53]} [2021-06-06 12:04:22,138 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:04:22,139 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 12:04:23,081 WARN L205 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 270 [2021-06-06 12:04:23,089 INFO L628 ElimStorePlain]: treesize reduction 880, result has 51.5 percent of original size [2021-06-06 12:04:23,089 INFO L518 ElimStorePlain]: Eliminatee A vanished before elimination [2021-06-06 12:04:23,089 INFO L518 ElimStorePlain]: Eliminatee v_prenex_65 vanished before elimination [2021-06-06 12:04:23,089 INFO L518 ElimStorePlain]: Eliminatee v_prenex_64 vanished before elimination [2021-06-06 12:04:23,089 INFO L518 ElimStorePlain]: Eliminatee v_prenex_52 vanished before elimination [2021-06-06 12:04:23,089 INFO L518 ElimStorePlain]: Eliminatee v_prenex_62 vanished before elimination [2021-06-06 12:04:23,089 INFO L518 ElimStorePlain]: Eliminatee v_prenex_58 vanished before elimination [2021-06-06 12:04:23,089 INFO L518 ElimStorePlain]: Eliminatee v_prenex_69 vanished before elimination [2021-06-06 12:04:23,089 INFO L518 ElimStorePlain]: Eliminatee v_prenex_57 vanished before elimination [2021-06-06 12:04:23,089 INFO L518 ElimStorePlain]: Eliminatee v_prenex_67 vanished before elimination [2021-06-06 12:04:23,089 INFO L518 ElimStorePlain]: Eliminatee v_prenex_66 vanished before elimination [2021-06-06 12:04:23,089 INFO L518 ElimStorePlain]: Eliminatee v_prenex_55 vanished before elimination [2021-06-06 12:04:23,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,154 INFO L354 Elim1Store]: treesize reduction 28, result has 40.4 percent of original size [2021-06-06 12:04:23,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 50 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 5 case distinctions, treesize of input 66 treesize of output 46 [2021-06-06 12:04:23,156 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 12:04:23,476 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2021-06-06 12:04:23,477 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:04:23,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,551 INFO L354 Elim1Store]: treesize reduction 56, result has 38.5 percent of original size [2021-06-06 12:04:23,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 46 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 9 case distinctions, treesize of input 68 treesize of output 62 [2021-06-06 12:04:23,554 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 12:04:23,862 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2021-06-06 12:04:23,862 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:04:23,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:23,908 INFO L354 Elim1Store]: treesize reduction 12, result has 55.6 percent of original size [2021-06-06 12:04:23,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 52 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 42 [2021-06-06 12:04:23,910 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 12:04:24,192 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-06-06 12:04:24,193 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:04:24,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,247 INFO L354 Elim1Store]: treesize reduction 42, result has 40.8 percent of original size [2021-06-06 12:04:24,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 48 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 7 case distinctions, treesize of input 68 treesize of output 56 [2021-06-06 12:04:24,256 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 12:04:24,522 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2021-06-06 12:04:24,523 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:04:24,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,574 INFO L354 Elim1Store]: treesize reduction 14, result has 54.8 percent of original size [2021-06-06 12:04:24,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 52 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 44 [2021-06-06 12:04:24,581 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 12:04:24,823 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2021-06-06 12:04:24,823 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:04:24,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:24,889 INFO L354 Elim1Store]: treesize reduction 52, result has 34.2 percent of original size [2021-06-06 12:04:24,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 58 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 8 case distinctions, treesize of input 76 treesize of output 54 [2021-06-06 12:04:24,892 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 12:04:25,116 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2021-06-06 12:04:25,116 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:04:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,176 INFO L354 Elim1Store]: treesize reduction 38, result has 37.7 percent of original size [2021-06-06 12:04:25,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 60 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 50 [2021-06-06 12:04:25,178 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 12:04:25,394 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-06-06 12:04:25,394 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:04:25,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,543 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:04:25,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 76 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 15 case distinctions, treesize of input 97 treesize of output 183 [2021-06-06 12:04:25,699 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 12:04:25,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:04:25,781 INFO L354 Elim1Store]: treesize reduction 114, result has 22.4 percent of original size [2021-06-06 12:04:25,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 76 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 15 case distinctions, treesize of input 97 treesize of output 69 [2021-06-06 12:04:25,785 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 12:04:25,933 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-06-06 12:04:25,933 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:04:25,949 INFO L550 ElimStorePlain]: Start of recursive call 1: 20 dim-0 vars, 20 dim-1 vars, End of recursive call: and 10 xjuncts. [2021-06-06 12:04:25,949 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 40 variables, input treesize:1858, output treesize:303 [2021-06-06 12:04:26,145 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 21 [2021-06-06 12:04:26,322 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:04:26,322 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1772981396] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:04:26,322 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:04:26,322 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 29] total 49 [2021-06-06 12:04:26,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437027608] [2021-06-06 12:04:26,323 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-06 12:04:26,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:04:26,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-06 12:04:26,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=2191, Unknown=0, NotChecked=0, Total=2352 [2021-06-06 12:04:26,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:04:26,323 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:04:26,324 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.122448979591837) internal successors, (104), 49 states have internal predecessors, (104), 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 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:04:26,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:04:27,142 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 46 [2021-06-06 12:04:30,041 WARN L205 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 151 DAG size of output: 50 [2021-06-06 12:04:30,314 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 50 [2021-06-06 12:04:32,003 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 219 DAG size of output: 126 [2021-06-06 12:04:32,520 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 63 [2021-06-06 12:04:35,016 WARN L205 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 159 DAG size of output: 63 [2021-06-06 12:04:37,759 WARN L205 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 226 DAG size of output: 143 [2021-06-06 12:04:38,351 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 72 [2021-06-06 12:04:42,912 WARN L205 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 158 DAG size of output: 72 [2021-06-06 12:04:45,327 WARN L205 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 225 DAG size of output: 175 [2021-06-06 12:04:47,613 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 134 DAG size of output: 130 [2021-06-06 12:04:49,670 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 202 DAG size of output: 164 [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:04:50,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:04:50,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:04:50,336 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable150 [2021-06-06 12:04:50,337 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:04:50,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:04:50,337 INFO L82 PathProgramCache]: Analyzing trace with hash -161908182, now seen corresponding path program 16 times [2021-06-06 12:04:50,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:04:50,337 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152084221] [2021-06-06 12:04:50,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:04:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:04:50,578 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 49 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:04:50,578 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:04:50,579 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152084221] [2021-06-06 12:04:50,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152084221] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:04:50,579 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328927652] [2021-06-06 12:04:50,579 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 12:04:50,610 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 12:04:50,610 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:04:50,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 12:04:50,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:04:51,151 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 64 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:04:51,151 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [328927652] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:04:51,151 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:04:51,151 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 41 [2021-06-06 12:04:51,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772987863] [2021-06-06 12:04:51,152 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-06 12:04:51,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:04:51,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-06 12:04:51,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=1331, Unknown=0, NotChecked=0, Total=1640 [2021-06-06 12:04:51,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:04:51,152 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:04:51,152 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.4146341463414633) internal successors, (99), 41 states have internal predecessors, (99), 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 12:04:51,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:04:51,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:04:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:04:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:04:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:04:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:04:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:04:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:04:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:04:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:04:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:04:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:04:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:04:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:04:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:04:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:04:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 12:04:52,882 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable254 [2021-06-06 12:04:52,883 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:04:52,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:04:52,883 INFO L82 PathProgramCache]: Analyzing trace with hash 315663564, now seen corresponding path program 17 times [2021-06-06 12:04:52,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:04:52,883 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148651431] [2021-06-06 12:04:52,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:04:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:04:53,617 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 67 [2021-06-06 12:04:54,555 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:04:54,555 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:04:54,555 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148651431] [2021-06-06 12:04:54,555 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148651431] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:04:54,555 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703647213] [2021-06-06 12:04:54,555 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 12:04:54,601 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-06-06 12:04:54,601 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:04:54,602 WARN L261 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 59 conjunts are in the unsatisfiable core [2021-06-06 12:04:54,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:04:56,935 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:04:56,935 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703647213] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:04:56,935 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:04:56,935 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 46 [2021-06-06 12:04:56,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791170675] [2021-06-06 12:04:56,936 INFO L462 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-06-06 12:04:56,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:04:56,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-06-06 12:04:56,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=1925, Unknown=0, NotChecked=0, Total=2070 [2021-06-06 12:04:56,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:04:56,936 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:04:56,937 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 2.4130434782608696) internal successors, (111), 46 states have internal predecessors, (111), 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 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 12:04:56,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:04:57,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 12:04:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:57,723 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable255 [2021-06-06 12:04:57,723 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:04:57,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:04:57,723 INFO L82 PathProgramCache]: Analyzing trace with hash 914824298, now seen corresponding path program 18 times [2021-06-06 12:04:57,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:04:57,723 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914199217] [2021-06-06 12:04:57,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:04:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:04:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 64 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:04:57,977 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:04:57,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914199217] [2021-06-06 12:04:57,977 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914199217] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:04:57,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809176686] [2021-06-06 12:04:57,977 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 12:04:58,017 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-06-06 12:04:58,018 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:04:58,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-06 12:04:58,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:04:58,632 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 81 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:04:58,632 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [809176686] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:04:58,632 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:04:58,632 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 45 [2021-06-06 12:04:58,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53356476] [2021-06-06 12:04:58,632 INFO L462 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-06-06 12:04:58,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:04:58,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-06-06 12:04:58,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=372, Invalid=1608, Unknown=0, NotChecked=0, Total=1980 [2021-06-06 12:04:58,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:04:58,633 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:04:58,633 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 2.3777777777777778) internal successors, (107), 45 states have internal predecessors, (107), 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 12:04:58,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:04:58,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:58,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:04:58,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:00,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:00,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:05:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 12:05:00,482 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable288 [2021-06-06 12:05:00,482 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:00,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:00,482 INFO L82 PathProgramCache]: Analyzing trace with hash -31541492, now seen corresponding path program 19 times [2021-06-06 12:05:00,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:00,482 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669752545] [2021-06-06 12:05:00,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:02,000 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:02,000 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:02,000 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669752545] [2021-06-06 12:05:02,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669752545] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:02,000 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [238316746] [2021-06-06 12:05:02,000 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 12:05:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:02,046 WARN L261 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 65 conjunts are in the unsatisfiable core [2021-06-06 12:05:02,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:05:04,834 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-06-06 12:05:05,062 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-06-06 12:05:05,177 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:05,177 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [238316746] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:05,178 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:05:05,178 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 50 [2021-06-06 12:05:05,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627151070] [2021-06-06 12:05:05,178 INFO L462 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-06-06 12:05:05,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:05:05,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-06-06 12:05:05,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=2290, Unknown=0, NotChecked=0, Total=2450 [2021-06-06 12:05:05,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:05,179 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:05:05,179 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 2.38) internal successors, (119), 50 states have internal predecessors, (119), 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 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:05:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 12:05:05,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:05:05,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 12:05:05,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:06,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:06,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:06,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:05:06,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:05:06,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:05:06,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:05:06,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:05:06,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:05:06,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 12:05:06,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 12:05:06,405 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable289 [2021-06-06 12:05:06,405 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:06,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:06,405 INFO L82 PathProgramCache]: Analyzing trace with hash -327929942, now seen corresponding path program 20 times [2021-06-06 12:05:06,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:06,405 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120890855] [2021-06-06 12:05:06,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:06,704 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 81 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:06,705 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:06,705 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120890855] [2021-06-06 12:05:06,705 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120890855] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:06,705 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1529544376] [2021-06-06 12:05:06,705 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:05:06,740 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 12:05:06,740 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:05:06,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-06 12:05:06,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:05:07,579 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 100 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:07,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1529544376] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:07,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:05:07,579 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 49 [2021-06-06 12:05:07,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318519284] [2021-06-06 12:05:07,579 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-06 12:05:07,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:05:07,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-06 12:05:07,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=441, Invalid=1911, Unknown=0, NotChecked=0, Total=2352 [2021-06-06 12:05:07,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:07,580 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:05:07,580 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.3469387755102042) internal successors, (115), 49 states have internal predecessors, (115), 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 12:05:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:07,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 12:05:07,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:09,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:09,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:09,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 12:05:09,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:05:09,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 12:05:09,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 12:05:09,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 12:05:09,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 12:05:09,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 12:05:09,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 12:05:09,831 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:05:09,832 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:09,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:09,832 INFO L82 PathProgramCache]: Analyzing trace with hash -317457844, now seen corresponding path program 21 times [2021-06-06 12:05:09,832 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:09,832 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919217139] [2021-06-06 12:05:09,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:11,751 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:11,751 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:11,752 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919217139] [2021-06-06 12:05:11,752 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919217139] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:11,752 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [242237899] [2021-06-06 12:05:11,752 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:05:11,807 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-06-06 12:05:11,807 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:05:11,809 WARN L261 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 78 conjunts are in the unsatisfiable core [2021-06-06 12:05:11,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:05:15,046 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-06-06 12:05:15,318 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-06-06 12:05:15,609 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-06-06 12:05:15,877 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-06-06 12:05:16,162 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-06-06 12:05:18,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:05:18,668 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 12:05:18,678 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:05:18,679 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 12:05:18,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:05:18,689 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 12:05:18,710 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:05:18,711 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 12:05:18,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:05:18,721 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 12:05:18,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:05:18,730 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 12:05:18,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:18,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:18,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:18,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:18,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:18,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:18,887 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-06-06 12:05:19,040 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 37 [2021-06-06 12:05:19,041 INFO L354 Elim1Store]: treesize reduction 126, result has 34.0 percent of original size [2021-06-06 12:05:19,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 72 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 89 treesize of output 101 [2021-06-06 12:05:19,049 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 12:05:19,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:19,251 INFO L244 Elim1Store]: Index analysis took 190 ms [2021-06-06 12:05:19,922 WARN L205 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 174 [2021-06-06 12:05:19,922 INFO L354 Elim1Store]: treesize reduction 154, result has 68.8 percent of original size [2021-06-06 12:05:19,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 54 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 51 case distinctions, treesize of input 101 treesize of output 375 [2021-06-06 12:05:20,515 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 305 [2021-06-06 12:05:20,926 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 410 [2021-06-06 12:05:21,050 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 410 [2021-06-06 12:05:21,192 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 481 DAG size of output: 412 [2021-06-06 12:05:21,389 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 463 [2021-06-06 12:05:21,536 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 401 [2021-06-06 12:05:21,664 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 432 [2021-06-06 12:05:22,196 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 605 [2021-06-06 12:05:22,569 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 925 DAG size of output: 825 [2021-06-06 12:05:22,909 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 925 DAG size of output: 825 [2021-06-06 12:05:23,283 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 943 DAG size of output: 674 [2021-06-06 12:05:23,599 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 676 DAG size of output: 743 [2021-06-06 12:05:24,062 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 672 DAG size of output: 746 [2021-06-06 12:05:24,454 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 813 [2021-06-06 12:05:25,172 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 501 [2021-06-06 12:05:25,368 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 760 DAG size of output: 561 [2021-06-06 12:05:25,648 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 535 [2021-06-06 12:05:26,145 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 367 [2021-06-06 12:05:26,380 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 486 [2021-06-06 12:05:26,887 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 767 [2021-06-06 12:05:27,643 WARN L205 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 1231 DAG size of output: 822 [2021-06-06 12:05:28,743 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1378 DAG size of output: 1072 [2021-06-06 12:05:29,837 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1378 DAG size of output: 1072 [2021-06-06 12:05:31,032 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 1387 DAG size of output: 1081 [2021-06-06 12:05:32,083 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 1083 DAG size of output: 1211 [2021-06-06 12:05:33,343 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 1079 DAG size of output: 1188 [2021-06-06 12:05:33,987 WARN L205 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 1066 DAG size of output: 1230 [2021-06-06 12:05:34,996 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 383 [2021-06-06 12:05:35,702 WARN L205 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 1354 DAG size of output: 829 [2021-06-06 12:05:36,777 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 1554 DAG size of output: 950 [2021-06-06 12:05:39,938 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 1903 DAG size of output: 1262 [2021-06-06 12:05:41,777 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 1903 DAG size of output: 1262 [2021-06-06 12:05:44,443 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 1909 DAG size of output: 1268 [2021-06-06 12:05:48,582 WARN L205 SmtUtils]: Spent 4.13 s on a formula simplification. DAG size of input: 1270 DAG size of output: 1654 [2021-06-06 12:05:53,529 WARN L205 SmtUtils]: Spent 4.94 s on a formula simplification. DAG size of input: 1159 DAG size of output: 1579 [2021-06-06 12:05:54,899 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 1385 DAG size of output: 1132 [2021-06-06 12:05:58,480 WARN L205 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 2094 DAG size of output: 1555 [2021-06-06 12:06:01,323 WARN L205 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 2094 DAG size of output: 1555 [2021-06-06 12:06:05,171 WARN L205 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 2098 DAG size of output: 1559 [2021-06-06 12:06:06,351 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 1559 DAG size of output: 1559 [2021-06-06 12:06:10,360 WARN L205 SmtUtils]: Spent 4.00 s on a formula simplification. DAG size of input: 521 DAG size of output: 579 [2021-06-06 12:06:11,801 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 581 DAG size of output: 286 [2021-06-06 12:06:26,679 WARN L205 SmtUtils]: Spent 13.97 s on a formula simplification. DAG size of input: 1593 DAG size of output: 755 [2021-06-06 12:06:38,054 WARN L205 SmtUtils]: Spent 11.37 s on a formula simplification. DAG size of input: 1593 DAG size of output: 755 [2021-06-06 12:08:12,258 WARN L205 SmtUtils]: Spent 1.57 m on a formula simplification. DAG size of input: 1596 DAG size of output: 380 [2021-06-06 12:08:12,474 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2021-06-06 12:08:12,678 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2021-06-06 12:08:12,977 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 73 [2021-06-06 12:08:13,590 WARN L205 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 179 [2021-06-06 12:08:13,883 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 140 [2021-06-06 12:08:22,077 WARN L205 SmtUtils]: Spent 8.06 s on a formula simplification. DAG size of input: 294 DAG size of output: 104 [2021-06-06 12:08:26,663 WARN L205 SmtUtils]: Spent 4.58 s on a formula simplification. DAG size of input: 294 DAG size of output: 104 [2021-06-06 12:08:39,911 WARN L205 SmtUtils]: Spent 13.25 s on a formula simplification. DAG size of input: 298 DAG size of output: 108 [2021-06-06 12:12:35,206 WARN L205 SmtUtils]: Spent 3.92 m on a formula simplification. DAG size of input: 110 DAG size of output: 84 [2021-06-06 12:12:35,247 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:35,257 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:35,257 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:35,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:35,266 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:35,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:35,275 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:35,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:35,284 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:35,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,503 INFO L244 Elim1Store]: Index analysis took 209 ms [2021-06-06 12:12:35,621 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2021-06-06 12:12:35,622 INFO L354 Elim1Store]: treesize reduction 56, result has 61.9 percent of original size [2021-06-06 12:12:35,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 15 case distinctions, treesize of input 101 treesize of output 127 [2021-06-06 12:12:35,648 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:35,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,892 INFO L244 Elim1Store]: Index analysis took 216 ms [2021-06-06 12:12:35,972 INFO L354 Elim1Store]: treesize reduction 119, result has 30.4 percent of original size [2021-06-06 12:12:35,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 74 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 17 case distinctions, treesize of input 89 treesize of output 88 [2021-06-06 12:12:35,976 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:35,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:35,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,159 INFO L244 Elim1Store]: Index analysis took 170 ms [2021-06-06 12:12:36,164 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-06-06 12:12:36,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 75 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 37 [2021-06-06 12:12:36,165 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,174 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,182 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,192 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,192 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,200 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,201 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,209 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,409 INFO L244 Elim1Store]: Index analysis took 190 ms [2021-06-06 12:12:36,418 INFO L354 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2021-06-06 12:12:36,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 98 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 7 case distinctions, treesize of input 101 treesize of output 1 [2021-06-06 12:12:36,419 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,427 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,428 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,435 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,436 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,588 INFO L244 Elim1Store]: Index analysis took 143 ms [2021-06-06 12:12:36,601 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-06-06 12:12:36,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 75 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 37 [2021-06-06 12:12:36,602 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,610 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,611 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,619 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,619 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,628 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,636 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,791 INFO L244 Elim1Store]: Index analysis took 146 ms [2021-06-06 12:12:36,798 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-06-06 12:12:36,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 75 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 37 [2021-06-06 12:12:36,799 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,808 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:36,817 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:36,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:36,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,007 INFO L244 Elim1Store]: Index analysis took 181 ms [2021-06-06 12:12:37,018 INFO L354 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2021-06-06 12:12:37,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 86 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 5 case distinctions, treesize of input 101 treesize of output 1 [2021-06-06 12:12:37,019 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,029 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,030 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,039 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,039 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,048 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,049 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,057 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,058 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,066 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,073 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,074 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,081 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,082 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,249 INFO L244 Elim1Store]: Index analysis took 158 ms [2021-06-06 12:12:37,262 INFO L354 Elim1Store]: treesize reduction 144, result has 0.7 percent of original size [2021-06-06 12:12:37,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 75 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 16 case distinctions, treesize of input 87 treesize of output 1 [2021-06-06 12:12:37,262 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,271 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,279 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,286 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,286 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,293 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,294 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,554 INFO L244 Elim1Store]: Index analysis took 251 ms [2021-06-06 12:12:37,572 INFO L354 Elim1Store]: treesize reduction 454, result has 0.2 percent of original size [2021-06-06 12:12:37,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 106 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 47 case distinctions, treesize of input 129 treesize of output 1 [2021-06-06 12:12:37,572 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,591 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,600 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,601 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,610 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,611 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,619 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,619 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,627 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,633 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 12:12:37,634 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-06 12:12:37,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:12:37,820 INFO L244 Elim1Store]: Index analysis took 178 ms [2021-06-06 12:12:38,265 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 269 [2021-06-06 12:12:38,265 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:12:38,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 96 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 57 case distinctions, treesize of input 129 treesize of output 597 [2021-06-06 12:12:38,847 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 273 [2021-06-06 12:12:39,199 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 245 [2021-06-06 12:12:39,387 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 271 [2021-06-06 12:12:40,136 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 288 [2021-06-06 12:12:40,698 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 276 [2021-06-06 12:12:41,550 WARN L205 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 675 DAG size of output: 684 [2021-06-06 12:12:42,078 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 290 [2021-06-06 12:12:42,357 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 334 [2021-06-06 12:12:43,694 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 864 DAG size of output: 865 [2021-06-06 12:12:45,351 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 932 DAG size of output: 925 [2021-06-06 12:12:47,405 WARN L205 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 1007 DAG size of output: 996 [2021-06-06 12:12:49,453 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 1007 DAG size of output: 996 [2021-06-06 12:12:52,522 WARN L205 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 1086 DAG size of output: 1029 [2021-06-06 12:12:57,748 WARN L205 SmtUtils]: Spent 5.22 s on a formula simplification. DAG size of input: 1031 DAG size of output: 1115 [2021-06-06 12:13:00,983 WARN L205 SmtUtils]: Spent 3.22 s on a formula simplification. DAG size of input: 991 DAG size of output: 1189 [2021-06-06 12:13:03,888 WARN L205 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 977 DAG size of output: 1135 [2021-06-06 12:13:04,346 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 886 DAG size of output: 886 [2021-06-06 12:13:04,939 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 317 [2021-06-06 12:13:05,228 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 385 [2021-06-06 12:13:05,849 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 297 [2021-06-06 12:13:06,003 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 336 [2021-06-06 12:13:06,795 WARN L205 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 625 [2021-06-06 12:13:07,334 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2021-06-06 12:13:07,731 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2021-06-06 12:13:08,206 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 142 [2021-06-06 12:13:10,906 WARN L205 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 246 DAG size of output: 231 [2021-06-06 12:13:12,978 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 369 DAG size of output: 352 [2021-06-06 12:13:13,414 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2021-06-06 12:13:13,557 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2021-06-06 12:13:13,969 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 358 [2021-06-06 12:13:17,316 WARN L205 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 979 DAG size of output: 894 [2021-06-06 12:13:18,106 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 198 [2021-06-06 12:13:18,330 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 310 [2021-06-06 12:13:18,668 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 263 [2021-06-06 12:13:19,039 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 192 [2021-06-06 12:13:19,369 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 295 [2021-06-06 12:13:20,162 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 166 [2021-06-06 12:13:20,312 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 257 [2021-06-06 12:13:20,704 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 221 [2021-06-06 12:13:31,473 WARN L205 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 583 DAG size of output: 488 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown