/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 10:20:50,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 10:20:50,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 10:20:50,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 10:20:50,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 10:20:50,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 10:20:50,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 10:20:50,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 10:20:50,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 10:20:50,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 10:20:50,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 10:20:50,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 10:20:50,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 10:20:50,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 10:20:50,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 10:20:50,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 10:20:50,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 10:20:50,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 10:20:50,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 10:20:50,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 10:20:50,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 10:20:50,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 10:20:50,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 10:20:50,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 10:20:50,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-17 10:20:50,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-17 10:20:50,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-17 10:20:50,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-17 10:20:50,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-17 10:20:50,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-17 10:20:50,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 10:20:50,540 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 10:20:50,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 10:20:50,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 10:20:50,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 10:20:50,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 10:20:50,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 10:20:50,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 10:20:50,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 10:20:50,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 10:20:50,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 10:20:50,549 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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-17 10:20:50,591 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 10:20:50,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 10:20:50,592 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 10:20:50,592 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 10:20:50,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 10:20:50,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 10:20:50,594 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 10:20:50,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 10:20:50,594 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 10:20:50,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 10:20:50,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 10:20:50,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 10:20:50,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 10:20:50,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 10:20:50,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 10:20:50,596 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 10:20:50,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 10:20:50,596 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 10:20:50,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 10:20:50,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 10:20:50,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 10:20:50,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 10:20:50,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 10:20:50,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 10:20:50,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 10:20:50,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 10:20:50,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 10:20:50,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 10:20:50,597 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-17 10:20:50,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 10:20:50,597 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 10:20:50,597 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 10:20:50,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 10:20:50,598 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 10:20:50,598 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 10:20:50,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 10:20:50,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 10:20:50,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 10:20:50,857 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-17 10:20:50,858 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-17 10:20:50,859 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series.wvr.bpl [2021-06-17 10:20:50,859 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series.wvr.bpl' [2021-06-17 10:20:50,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 10:20:50,888 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-17 10:20:50,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 10:20:50,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 10:20:50,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 10:20:50,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:20:50" (1/1) ... [2021-06-17 10:20:50,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:20:50" (1/1) ... [2021-06-17 10:20:50,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 10:20:50,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 10:20:50,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 10:20:50,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 10:20:50,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:20:50" (1/1) ... [2021-06-17 10:20:50,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:20:50" (1/1) ... [2021-06-17 10:20:50,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:20:50" (1/1) ... [2021-06-17 10:20:50,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:20:50" (1/1) ... [2021-06-17 10:20:50,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:20:50" (1/1) ... [2021-06-17 10:20:50,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:20:50" (1/1) ... [2021-06-17 10:20:50,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:20:50" (1/1) ... [2021-06-17 10:20:50,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 10:20:50,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 10:20:50,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 10:20:50,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 10:20:50,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:20:50" (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 [2021-06-17 10:20:51,029 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-17 10:20:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-17 10:20:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-17 10:20:51,030 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-17 10:20:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-17 10:20:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-17 10:20:51,030 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-17 10:20:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 10:20:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 10:20:51,031 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-17 10:20:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-17 10:20:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-17 10:20:51,032 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-17 10:20:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-17 10:20:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-17 10:20:51,039 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 10:20:51,285 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 10:20:51,285 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-17 10:20:51,286 INFO L202 PluginConnector]: Adding new model buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 10:20:51 BoogieIcfgContainer [2021-06-17 10:20:51,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 10:20:51,288 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 10:20:51,288 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 10:20:51,290 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 10:20:51,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:20:50" (1/2) ... [2021-06-17 10:20:51,290 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38597135 and model type buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 10:20:51, skipping insertion in model container [2021-06-17 10:20:51,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 10:20:51" (2/2) ... [2021-06-17 10:20:51,305 INFO L111 eAbstractionObserver]: Analyzing ICFG buffer-series.wvr.bpl [2021-06-17 10:20:51,308 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 10:20:51,308 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 10:20:51,308 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 10:20:51,309 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 10:20:51,383 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-17 10:20:51,397 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 [2021-06-17 10:20:51,496 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 10:20:51,496 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 10:20:51,496 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 10:20:51,496 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 10:20:51,496 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 10:20:51,496 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 10:20:51,496 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 10:20:51,496 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 10:20:51,725 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:20:51,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:20:51,728 INFO L82 PathProgramCache]: Analyzing trace with hash 258891777, now seen corresponding path program 1 times [2021-06-17 10:20:51,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:20:51,734 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081490563] [2021-06-17 10:20:51,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:20:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:20:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-06-17 10:20:51,848 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:20:51,848 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081490563] [2021-06-17 10:20:51,849 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081490563] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:20:51,849 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:20:51,849 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 10:20:51,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760540527] [2021-06-17 10:20:51,852 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 10:20:51,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:20:51,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 10:20:51,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 10:20:51,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:51,862 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:20:51,863 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-06-17 10:20:51,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:51,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:51,975 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 10:20:51,975 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:20:51,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:20:51,975 INFO L82 PathProgramCache]: Analyzing trace with hash 895175795, now seen corresponding path program 2 times [2021-06-17 10:20:51,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:20:51,976 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608138266] [2021-06-17 10:20:51,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:20:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:20:52,046 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 54 proven. 13 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-17 10:20:52,046 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:20:52,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608138266] [2021-06-17 10:20:52,046 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608138266] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:52,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [725340189] [2021-06-17 10:20:52,046 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 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 [2021-06-17 10:20:52,121 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-17 10:20:52,121 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:20:52,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-17 10:20:52,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:20:52,248 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-06-17 10:20:52,249 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [725340189] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:52,249 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:20:52,249 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 7 [2021-06-17 10:20:52,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196429159] [2021-06-17 10:20:52,251 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 10:20:52,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:20:52,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 10:20:52,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-06-17 10:20:52,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:52,258 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:20:52,258 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-06-17 10:20:52,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:52,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:52,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:52,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-17 10:20:52,854 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 10:20:52,854 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:20:52,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:20:52,855 INFO L82 PathProgramCache]: Analyzing trace with hash 1880624328, now seen corresponding path program 3 times [2021-06-17 10:20:52,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:20:52,855 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315990958] [2021-06-17 10:20:52,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:20:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:20:52,894 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-06-17 10:20:52,894 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:20:52,894 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315990958] [2021-06-17 10:20:52,894 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315990958] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:20:52,894 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:20:52,894 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 10:20:52,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545741590] [2021-06-17 10:20:52,895 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 10:20:52,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:20:52,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 10:20:52,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 10:20:52,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:52,896 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:20:52,896 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:20:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-17 10:20:52,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:52,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:52,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-17 10:20:52,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:52,994 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 10:20:52,995 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:20:52,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:20:52,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1165386883, now seen corresponding path program 4 times [2021-06-17 10:20:52,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:20:52,995 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738573307] [2021-06-17 10:20:52,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:20:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:20:53,046 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 88 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-06-17 10:20:53,046 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:20:53,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738573307] [2021-06-17 10:20:53,046 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738573307] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:53,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350130278] [2021-06-17 10:20:53,046 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 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 [2021-06-17 10:20:53,095 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-17 10:20:53,095 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:20:53,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-17 10:20:53,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:20:53,272 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 51 proven. 56 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-17 10:20:53,273 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350130278] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:53,273 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:20:53,273 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 11] total 15 [2021-06-17 10:20:53,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490008128] [2021-06-17 10:20:53,273 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-17 10:20:53,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:20:53,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-17 10:20:53,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2021-06-17 10:20:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:53,274 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:20:53,275 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 6.8) internal successors, (102), 15 states have internal predecessors, (102), 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) [2021-06-17 10:20:53,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:53,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-17 10:20:53,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:53,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:53,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:53,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-17 10:20:53,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:53,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:20:53,810 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 10:20:53,810 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:20:53,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:20:53,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1464241254, now seen corresponding path program 5 times [2021-06-17 10:20:53,811 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:20:53,811 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212670735] [2021-06-17 10:20:53,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:20:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:20:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 67 proven. 18 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-06-17 10:20:53,856 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:20:53,856 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212670735] [2021-06-17 10:20:53,856 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212670735] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:53,856 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720106880] [2021-06-17 10:20:53,856 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 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 [2021-06-17 10:20:53,924 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-06-17 10:20:53,924 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:20:53,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-17 10:20:53,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:20:54,026 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 65 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-06-17 10:20:54,027 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720106880] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:54,027 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:20:54,027 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-06-17 10:20:54,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448519684] [2021-06-17 10:20:54,027 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 10:20:54,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:20:54,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 10:20:54,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-17 10:20:54,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:54,028 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:20:54,028 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 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) [2021-06-17 10:20:54,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:54,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-17 10:20:54,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:20:54,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:54,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:54,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-17 10:20:54,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:54,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:20:54,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-17 10:20:54,310 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 10:20:54,311 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:20:54,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:20:54,311 INFO L82 PathProgramCache]: Analyzing trace with hash -1111285590, now seen corresponding path program 6 times [2021-06-17 10:20:54,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:20:54,311 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146326595] [2021-06-17 10:20:54,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:20:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:20:54,349 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 36 proven. 16 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-06-17 10:20:54,349 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:20:54,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146326595] [2021-06-17 10:20:54,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146326595] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:54,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [699936053] [2021-06-17 10:20:54,350 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 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 [2021-06-17 10:20:54,399 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-06-17 10:20:54,399 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:20:54,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-17 10:20:54,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:20:54,563 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 26 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-17 10:20:54,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [699936053] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:54,564 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:20:54,564 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 11] total 14 [2021-06-17 10:20:54,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789455968] [2021-06-17 10:20:54,564 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-17 10:20:54,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:20:54,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-17 10:20:54,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-06-17 10:20:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:54,565 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:20:54,565 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 5.733333333333333) internal successors, (86), 14 states have internal predecessors, (86), 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) [2021-06-17 10:20:54,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:54,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-17 10:20:54,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:54,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:20:54,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-17 10:20:54,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:20:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-17 10:20:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:55,685 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-17 10:20:55,685 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:20:55,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:20:55,686 INFO L82 PathProgramCache]: Analyzing trace with hash -511704099, now seen corresponding path program 7 times [2021-06-17 10:20:55,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:20:55,686 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592039684] [2021-06-17 10:20:55,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:20:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:20:55,714 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2021-06-17 10:20:55,714 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:20:55,714 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592039684] [2021-06-17 10:20:55,714 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592039684] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:20:55,714 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:20:55,714 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 10:20:55,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370216109] [2021-06-17 10:20:55,715 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 10:20:55,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:20:55,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 10:20:55,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 10:20:55,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:55,715 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:20:55,715 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-06-17 10:20:55,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:55,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:55,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:55,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:20:55,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-17 10:20:55,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:55,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:20:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-17 10:20:56,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:56,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:56,036 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-17 10:20:56,036 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:20:56,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:20:56,036 INFO L82 PathProgramCache]: Analyzing trace with hash -1501381166, now seen corresponding path program 8 times [2021-06-17 10:20:56,036 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:20:56,036 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292701812] [2021-06-17 10:20:56,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:20:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:20:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 65 proven. 84 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-06-17 10:20:56,121 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:20:56,121 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292701812] [2021-06-17 10:20:56,121 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292701812] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:56,121 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1636101160] [2021-06-17 10:20:56,121 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 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 [2021-06-17 10:20:56,250 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-17 10:20:56,250 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:20:56,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-17 10:20:56,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:20:56,522 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 69 proven. 219 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-17 10:20:56,523 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1636101160] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:56,523 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:20:56,523 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 17] total 22 [2021-06-17 10:20:56,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872322850] [2021-06-17 10:20:56,523 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-17 10:20:56,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:20:56,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-17 10:20:56,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=440, Unknown=0, NotChecked=0, Total=506 [2021-06-17 10:20:56,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:56,524 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:20:56,524 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 5.521739130434782) internal successors, (127), 22 states have internal predecessors, (127), 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) [2021-06-17 10:20:56,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:56,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:56,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:56,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:20:56,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-17 10:20:56,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:56,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:56,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:58,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:58,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:58,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:58,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:20:58,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-17 10:20:58,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:58,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:58,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-17 10:20:58,683 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 10:20:58,683 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:20:58,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:20:58,683 INFO L82 PathProgramCache]: Analyzing trace with hash 212272839, now seen corresponding path program 9 times [2021-06-17 10:20:58,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:20:58,684 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517909781] [2021-06-17 10:20:58,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:20:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:20:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 63 proven. 79 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-06-17 10:20:58,735 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:20:58,735 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517909781] [2021-06-17 10:20:58,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517909781] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:58,735 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395341366] [2021-06-17 10:20:58,735 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 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 [2021-06-17 10:20:58,833 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-06-17 10:20:58,834 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:20:58,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-17 10:20:58,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:20:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 50 proven. 393 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:20:59,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395341366] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:20:59,194 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:20:59,194 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 21] total 25 [2021-06-17 10:20:59,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213552611] [2021-06-17 10:20:59,194 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-17 10:20:59,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:20:59,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-17 10:20:59,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=551, Unknown=0, NotChecked=0, Total=650 [2021-06-17 10:20:59,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:20:59,195 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:20:59,195 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 5.461538461538462) internal successors, (142), 25 states have internal predecessors, (142), 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) [2021-06-17 10:20:59,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:59,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:59,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:59,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:20:59,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-17 10:20:59,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:20:59,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:20:59,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-17 10:20:59,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:21:00,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:21:00,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:21:00,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:21:00,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:21:00,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-17 10:21:00,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:21:00,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:21:00,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-17 10:21:00,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-17 10:21:01,064 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 10:21:01,064 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:21:01,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:21:01,064 INFO L82 PathProgramCache]: Analyzing trace with hash -1139527695, now seen corresponding path program 10 times [2021-06-17 10:21:01,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:21:01,065 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113200344] [2021-06-17 10:21:01,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:21:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:21:01,185 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 137 proven. 55 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2021-06-17 10:21:01,185 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:21:01,185 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113200344] [2021-06-17 10:21:01,185 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113200344] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:21:01,185 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150032037] [2021-06-17 10:21:01,185 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 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 [2021-06-17 10:21:01,275 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-17 10:21:01,276 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:21:01,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-17 10:21:01,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:21:01,844 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 90 proven. 679 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-17 10:21:01,844 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150032037] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:21:01,844 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:21:01,845 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 27] total 31 [2021-06-17 10:21:01,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203088180] [2021-06-17 10:21:01,845 INFO L462 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-06-17 10:21:01,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:21:01,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-06-17 10:21:01,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=866, Unknown=0, NotChecked=0, Total=992 [2021-06-17 10:21:01,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:21:01,846 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:21:01,846 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 5.25) internal successors, (168), 31 states have internal predecessors, (168), 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) [2021-06-17 10:21:01,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:21:01,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:21:01,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:21:01,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:21:01,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-17 10:21:01,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:21:01,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:21:01,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-17 10:21:01,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-17 10:21:01,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:21:04,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:21:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:21:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:21:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 10:21:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-17 10:21:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-17 10:21:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:21:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-17 10:21:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-17 10:21:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-17 10:21:04,503 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-17 10:21:04,503 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:21:04,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:21:04,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1918688229, now seen corresponding path program 11 times [2021-06-17 10:21:04,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:21:04,504 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770296584] [2021-06-17 10:21:04,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:21:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:21:07,215 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 58 proven. 753 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-06-17 10:21:07,215 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:21:07,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770296584] [2021-06-17 10:21:07,215 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770296584] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:21:07,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640486157] [2021-06-17 10:21:07,215 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 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 [2021-06-17 10:21:07,340 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2021-06-17 10:21:07,340 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:21:07,343 WARN L261 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 281 conjunts are in the unsatisfiable core [2021-06-17 10:21:07,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:21:19,721 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2021-06-17 10:21:20,179 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2021-06-17 10:21:20,610 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2021-06-17 10:21:21,108 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2021-06-17 10:21:21,611 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2021-06-17 10:21:22,124 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2021-06-17 10:21:22,615 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-06-17 10:21:23,146 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-06-17 10:21:23,628 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2021-06-17 10:21:24,201 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2021-06-17 10:21:24,690 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-06-17 10:21:25,236 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2021-06-17 10:21:25,763 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2021-06-17 10:21:26,407 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2021-06-17 10:21:26,954 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-06-17 10:21:27,594 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-06-17 10:21:28,163 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2021-06-17 10:21:28,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:28,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:21:29,240 INFO L244 Elim1Store]: Index analysis took 420 ms [2021-06-17 10:21:30,843 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 490 [2021-06-17 10:21:30,844 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:21:30,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 273 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 105 case distinctions, treesize of input 261 treesize of output 1383 [2021-06-17 10:21:31,628 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 1256 DAG size of output: 550 [2021-06-17 10:21:32,030 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 1270 DAG size of output: 564 [2021-06-17 10:21:32,993 WARN L205 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 2126 DAG size of output: 1418 [2021-06-17 10:21:34,002 WARN L205 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 2144 DAG size of output: 1436 [2021-06-17 10:21:38,851 WARN L205 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 8102 DAG size of output: 4531 [2021-06-17 10:21:44,166 WARN L205 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 8152 DAG size of output: 4581 [2021-06-17 10:22:17,457 WARN L205 SmtUtils]: Spent 29.84 s on a formula simplification. DAG size of input: 47766 DAG size of output: 16474 [2021-06-17 10:22:51,804 WARN L205 SmtUtils]: Spent 31.46 s on a formula simplification. DAG size of input: 47778 DAG size of output: 16486 [2021-06-17 10:23:47,773 WARN L205 SmtUtils]: Spent 48.45 s on a formula simplification. DAG size of input: 72261 DAG size of output: 28769 [2021-06-17 10:24:43,738 WARN L205 SmtUtils]: Spent 51.81 s on a formula simplification. DAG size of input: 72277 DAG size of output: 28785 [2021-06-17 10:24:50,731 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2021-06-17 10:27:45,493 WARN L205 SmtUtils]: Spent 2.80 m on a formula simplification. DAG size of input: 156959 DAG size of output: 79588 [2021-06-17 10:31:00,499 WARN L205 SmtUtils]: Spent 3.11 m on a formula simplification. DAG size of input: 156987 DAG size of output: 79616 [2021-06-17 10:31:02,808 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2021-06-17 10:31:08,624 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-06-17 10:31:47,051 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 163