/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 00:34:22,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 00:34:22,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 00:34:22,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-13 00:34:22,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-13 00:34:22,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-13 00:34:22,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-13 00:34:22,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-13 00:34:22,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-13 00:34:22,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-13 00:34:22,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-13 00:34:22,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-13 00:34:22,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-13 00:34:22,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-13 00:34:22,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-13 00:34:22,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-13 00:34:22,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-13 00:34:22,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-13 00:34:22,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-13 00:34:22,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-13 00:34:22,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-13 00:34:22,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-13 00:34:22,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-13 00:34:22,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-13 00:34:22,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-13 00:34:22,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-13 00:34:22,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-13 00:34:22,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-13 00:34:22,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-13 00:34:22,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-13 00:34:22,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-13 00:34:22,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-13 00:34:22,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-13 00:34:22,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-13 00:34:22,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-13 00:34:22,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-13 00:34:22,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-13 00:34:22,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-13 00:34:22,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-13 00:34:22,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-13 00:34:22,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-13 00:34:22,852 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-Sleep-SemanticLbe-Delay.epf [2021-03-13 00:34:22,882 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 00:34:22,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 00:34:22,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 00:34:22,882 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 00:34:22,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 00:34:22,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 00:34:22,884 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 00:34:22,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 00:34:22,884 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 00:34:22,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 00:34:22,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 00:34:22,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 00:34:22,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 00:34:22,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 00:34:22,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 00:34:22,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 00:34:22,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 00:34:22,886 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 00:34:22,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 00:34:22,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 00:34:22,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 00:34:22,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 00:34:22,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 00:34:22,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 00:34:22,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 00:34:22,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 00:34:22,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 00:34:22,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 00:34:22,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 00:34:22,887 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 00:34:22,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 00:34:22,888 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 00:34:22,888 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 00:34:23,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 00:34:23,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 00:34:23,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 00:34:23,229 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 00:34:23,230 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 00:34:23,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl [2021-03-13 00:34:23,231 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl' [2021-03-13 00:34:23,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 00:34:23,271 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 00:34:23,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 00:34:23,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 00:34:23,272 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 00:34:23,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:34:23" (1/1) ... [2021-03-13 00:34:23,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:34:23" (1/1) ... [2021-03-13 00:34:23,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 00:34:23,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 00:34:23,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 00:34:23,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 00:34:23,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:34:23" (1/1) ... [2021-03-13 00:34:23,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:34:23" (1/1) ... [2021-03-13 00:34:23,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:34:23" (1/1) ... [2021-03-13 00:34:23,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:34:23" (1/1) ... [2021-03-13 00:34:23,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:34:23" (1/1) ... [2021-03-13 00:34:23,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:34:23" (1/1) ... [2021-03-13 00:34:23,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:34:23" (1/1) ... [2021-03-13 00:34:23,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 00:34:23,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 00:34:23,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 00:34:23,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 00:34:23,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:34:23" (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 [2021-03-13 00:34:23,385 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 00:34:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 00:34:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 00:34:23,386 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 00:34:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 00:34:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 00:34:23,386 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 00:34:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 00:34:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 00:34:23,387 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-13 00:34:23,556 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 00:34:23,556 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-03-13 00:34:23,557 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-03-13 00:34:23,557 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-03-13 00:34:23,558 INFO L202 PluginConnector]: Adding new model unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 12:34:23 BoogieIcfgContainer [2021-03-13 00:34:23,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 00:34:23,560 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 00:34:23,560 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 00:34:23,563 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 00:34:23,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 12:34:23" (1/2) ... [2021-03-13 00:34:23,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a0318eb and model type unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 12:34:23, skipping insertion in model container [2021-03-13 00:34:23,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 12:34:23" (2/2) ... [2021-03-13 00:34:23,565 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-2.wvr.bpl [2021-03-13 00:34:23,569 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 00:34:23,569 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 00:34:23,572 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 00:34:23,573 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 00:34:23,596 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-13 00:34:23,611 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-13 00:34:23,708 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 00:34:23,709 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 00:34:23,709 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 00:34:23,709 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 00:34:23,709 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 00:34:23,709 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 00:34:23,709 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 00:34:23,709 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 00:34:23,724 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 00:34:23,725 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 20 places, 15 transitions, 46 flow [2021-03-13 00:34:23,727 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 20 places, 15 transitions, 46 flow [2021-03-13 00:34:23,728 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 20 places, 15 transitions, 46 flow [2021-03-13 00:34:23,759 INFO L129 PetriNetUnfolder]: 2/13 cut-off events. [2021-03-13 00:34:23,760 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-13 00:34:23,764 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22 conditions, 13 events. 2/13 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 6 event pairs, 0 based on Foata normal form. 0/10 useless extension candidates. Maximal degree in co-relation 8. Up to 2 conditions per place. [2021-03-13 00:34:23,765 INFO L116 LiptonReduction]: Number of co-enabled transitions 16 [2021-03-13 00:34:23,844 INFO L131 LiptonReduction]: Checked pairs total: 18 [2021-03-13 00:34:23,844 INFO L133 LiptonReduction]: Total number of compositions: 3 [2021-03-13 00:34:23,863 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:23,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:23,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1994335594, now seen corresponding path program 1 times [2021-03-13 00:34:23,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:23,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814418333] [2021-03-13 00:34:23,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:23,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814418333] [2021-03-13 00:34:23,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 00:34:23,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-13 00:34:23,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784481196] [2021-03-13 00:34:23,990 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 00:34:23,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:24,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 00:34:24,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-13 00:34:24,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:24,014 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:24,015 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-03-13 00:34:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:24,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:24,034 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 00:34:24,035 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:24,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:24,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1545265334, now seen corresponding path program 1 times [2021-03-13 00:34:24,036 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:24,036 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577146248] [2021-03-13 00:34:24,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:24,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:24,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577146248] [2021-03-13 00:34:24,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1843256872] [2021-03-13 00:34:24,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:24,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-13 00:34:24,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:24,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:24,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:24,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-03-13 00:34:24,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142798877] [2021-03-13 00:34:24,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-13 00:34:24,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:24,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-13 00:34:24,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-13 00:34:24,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:24,260 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:24,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 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) [2021-03-13 00:34:24,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:24,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:24,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:24,514 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:24,515 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:24,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:24,516 INFO L82 PathProgramCache]: Analyzing trace with hash 659328909, now seen corresponding path program 1 times [2021-03-13 00:34:24,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:24,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661773673] [2021-03-13 00:34:24,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 00:34:24,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661773673] [2021-03-13 00:34:24,568 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [160242306] [2021-03-13 00:34:24,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:24,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-13 00:34:24,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:24,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 00:34:24,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:24,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-03-13 00:34:24,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791034829] [2021-03-13 00:34:24,662 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 00:34:24,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:24,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 00:34:24,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-13 00:34:24,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:24,664 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:24,664 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:34:24,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:24,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:24,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:24,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:24,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:24,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:24,907 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:24,908 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:24,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:24,908 INFO L82 PathProgramCache]: Analyzing trace with hash 601722285, now seen corresponding path program 2 times [2021-03-13 00:34:24,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:24,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449819141] [2021-03-13 00:34:24,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:24,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:24,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449819141] [2021-03-13 00:34:24,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1808946548] [2021-03-13 00:34:24,963 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:24,991 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:34:24,992 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:34:24,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-13 00:34:24,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:25,136 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:34:25,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-03-13 00:34:25,145 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:34:25,147 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:34:25,148 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:34:25,148 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-03-13 00:34:25,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:25,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:25,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4] total 6 [2021-03-13 00:34:25,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515038128] [2021-03-13 00:34:25,159 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-13 00:34:25,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:25,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-13 00:34:25,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-13 00:34:25,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:25,160 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:25,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:34:25,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:25,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:25,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:25,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:25,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:25,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:25,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:25,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:25,404 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:25,404 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:25,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:25,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1184083059, now seen corresponding path program 3 times [2021-03-13 00:34:25,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:25,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974039965] [2021-03-13 00:34:25,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:25,452 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:25,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974039965] [2021-03-13 00:34:25,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1644759804] [2021-03-13 00:34:25,452 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:25,477 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-13 00:34:25,477 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:34:25,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-13 00:34:25,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:25,526 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:25,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:25,526 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-13 00:34:25,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826259787] [2021-03-13 00:34:25,527 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-13 00:34:25,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:25,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-13 00:34:25,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-13 00:34:25,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:25,528 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:25,528 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 1.875) internal successors, (15), 7 states have internal predecessors, (15), 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) [2021-03-13 00:34:25,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:25,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:25,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:25,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:25,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:25,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:25,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:25,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:25,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:25,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:25,812 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:25,812 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:25,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:25,813 INFO L82 PathProgramCache]: Analyzing trace with hash 1948874646, now seen corresponding path program 4 times [2021-03-13 00:34:25,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:25,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262523316] [2021-03-13 00:34:25,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:25,861 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-13 00:34:25,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262523316] [2021-03-13 00:34:25,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1630534310] [2021-03-13 00:34:25,861 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:25,894 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:34:25,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:34:25,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-13 00:34:25,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:25,958 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-13 00:34:25,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:25,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-13 00:34:25,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536093875] [2021-03-13 00:34:25,962 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-13 00:34:25,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:25,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-13 00:34:25,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-03-13 00:34:25,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:25,963 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:25,963 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 8 states have internal predecessors, (16), 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) [2021-03-13 00:34:25,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:25,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:25,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:25,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:25,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:25,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:26,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:26,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:26,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:26,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:26,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:26,263 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:26,264 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:26,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:26,264 INFO L82 PathProgramCache]: Analyzing trace with hash -518109834, now seen corresponding path program 5 times [2021-03-13 00:34:26,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:26,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933611316] [2021-03-13 00:34:26,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:26,310 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:26,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933611316] [2021-03-13 00:34:26,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [722200346] [2021-03-13 00:34:26,311 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:26,352 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-13 00:34:26,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:34:26,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-13 00:34:26,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:26,521 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:34:26,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 23 treesize of output 64 [2021-03-13 00:34:26,609 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:34:26,611 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:34:26,611 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:34:26,612 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-03-13 00:34:26,618 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:26,619 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:26,619 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2021-03-13 00:34:26,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025357368] [2021-03-13 00:34:26,619 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-13 00:34:26,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:26,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-13 00:34:26,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-03-13 00:34:26,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:26,621 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:26,621 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:34:26,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:26,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:26,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:26,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:26,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:26,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:26,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:26,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:26,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:26,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:26,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:26,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:26,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:26,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:26,881 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:26,881 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:26,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:26,882 INFO L82 PathProgramCache]: Analyzing trace with hash 364644726, now seen corresponding path program 6 times [2021-03-13 00:34:26,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:26,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324398969] [2021-03-13 00:34:26,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:26,987 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:26,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324398969] [2021-03-13 00:34:26,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757634408] [2021-03-13 00:34:26,988 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:27,030 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-03-13 00:34:27,030 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:34:27,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-13 00:34:27,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:27,147 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:27,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:27,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-03-13 00:34:27,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122880879] [2021-03-13 00:34:27,149 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-13 00:34:27,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:27,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-13 00:34:27,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-03-13 00:34:27,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:27,153 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:27,153 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:34:27,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:27,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:27,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:27,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:27,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:27,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:27,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:27,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:27,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:27,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:27,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:27,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:27,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:27,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:27,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:27,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:27,494 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:27,497 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:27,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:27,497 INFO L82 PathProgramCache]: Analyzing trace with hash -1580171571, now seen corresponding path program 7 times [2021-03-13 00:34:27,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:27,497 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017875584] [2021-03-13 00:34:27,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:27,594 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:27,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017875584] [2021-03-13 00:34:27,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487937991] [2021-03-13 00:34:27,595 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:27,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 25 conjunts are in the unsatisfiable core [2021-03-13 00:34:27,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:27,899 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:34:27,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-03-13 00:34:28,151 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:34:28,153 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:34:28,153 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:34:28,153 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-03-13 00:34:28,158 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:28,159 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:28,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 16 [2021-03-13 00:34:28,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997104447] [2021-03-13 00:34:28,159 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-13 00:34:28,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:28,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-13 00:34:28,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-03-13 00:34:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:28,160 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:28,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 17 states have (on average 1.7647058823529411) internal successors, (30), 17 states have internal predecessors, (30), 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) [2021-03-13 00:34:28,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:28,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:28,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:28,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:28,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:28,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:28,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:28,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:28,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:28,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:28,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:28,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:28,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:34:28,452 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:28,453 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:28,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:28,453 INFO L82 PathProgramCache]: Analyzing trace with hash -907322195, now seen corresponding path program 8 times [2021-03-13 00:34:28,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:28,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045110336] [2021-03-13 00:34:28,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:28,546 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:28,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045110336] [2021-03-13 00:34:28,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1843592594] [2021-03-13 00:34:28,546 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:28,583 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:34:28,583 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:34:28,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-13 00:34:28,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:28,651 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:28,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:28,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2021-03-13 00:34:28,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130287816] [2021-03-13 00:34:28,652 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-13 00:34:28,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:28,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-13 00:34:28,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2021-03-13 00:34:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:28,653 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:28,653 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.5) internal successors, (21), 13 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:34:28,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:28,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:28,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:28,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:28,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:28,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:28,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:28,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:28,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:34:28,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:28,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:28,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:28,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:28,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:34:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:34:29,023 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:29,023 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:29,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:29,024 INFO L82 PathProgramCache]: Analyzing trace with hash 1938526838, now seen corresponding path program 9 times [2021-03-13 00:34:29,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:29,024 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780955511] [2021-03-13 00:34:29,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:29,119 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-03-13 00:34:29,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780955511] [2021-03-13 00:34:29,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1458865162] [2021-03-13 00:34:29,119 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:29,155 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-13 00:34:29,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:34:29,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-13 00:34:29,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:29,242 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-13 00:34:29,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:29,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2021-03-13 00:34:29,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637807956] [2021-03-13 00:34:29,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-13 00:34:29,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:29,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-13 00:34:29,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-03-13 00:34:29,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:29,245 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:29,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:34:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:34:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:34:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:29,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:29,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:29,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:29,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:29,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:29,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:29,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:29,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:29,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:34:29,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:34:29,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:34:29,591 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable64 [2021-03-13 00:34:29,592 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:29,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:29,592 INFO L82 PathProgramCache]: Analyzing trace with hash 6715478, now seen corresponding path program 10 times [2021-03-13 00:34:29,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:29,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572889918] [2021-03-13 00:34:29,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:29,678 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:29,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572889918] [2021-03-13 00:34:29,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675078523] [2021-03-13 00:34:29,680 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:29,705 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:34:29,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:34:29,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-13 00:34:29,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:30,098 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-13 00:34:30,099 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:34:30,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-03-13 00:34:31,324 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:34:31,326 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:34:31,327 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:34:31,327 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-03-13 00:34:31,332 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:31,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:31,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13] total 21 [2021-03-13 00:34:31,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283145576] [2021-03-13 00:34:31,333 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-13 00:34:31,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:31,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-13 00:34:31,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2021-03-13 00:34:31,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:31,334 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:31,334 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 22 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:34:31,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:31,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:31,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:31,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:31,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:31,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:31,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:31,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:31,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:34:31,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:34:31,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:34:31,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:34:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:34:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:34:31,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:31,637 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:31,637 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:31,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:31,638 INFO L82 PathProgramCache]: Analyzing trace with hash -794739626, now seen corresponding path program 11 times [2021-03-13 00:34:31,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:31,638 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967618195] [2021-03-13 00:34:31,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:31,775 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:31,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967618195] [2021-03-13 00:34:31,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806380604] [2021-03-13 00:34:31,776 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:31,806 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-03-13 00:34:31,806 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:34:31,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-13 00:34:31,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:31,922 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 00:34:31,922 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:34:31,922 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 22 [2021-03-13 00:34:31,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894970907] [2021-03-13 00:34:31,923 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-13 00:34:31,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:34:31,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-13 00:34:31,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2021-03-13 00:34:31,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:31,924 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:34:31,924 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.4782608695652173) internal successors, (34), 22 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:34:31,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:31,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:34:32,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:34:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:34:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:34:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:34:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:34:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:34:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:34:32,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:34:32,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:34:32,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:34:32,391 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable321 [2021-03-13 00:34:32,391 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:34:32,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:34:32,392 INFO L82 PathProgramCache]: Analyzing trace with hash 1133619181, now seen corresponding path program 12 times [2021-03-13 00:34:32,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:34:32,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078848662] [2021-03-13 00:34:32,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:34:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:34:32,509 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:34:32,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078848662] [2021-03-13 00:34:32,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904770469] [2021-03-13 00:34:32,510 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:34:32,549 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-03-13 00:34:32,549 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:34:32,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 37 conjunts are in the unsatisfiable core [2021-03-13 00:34:32,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:34:33,120 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-03-13 00:34:33,120 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:34:33,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-03-13 00:34:36,015 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1836 DAG size of output: 1525 [2021-03-13 00:34:36,182 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1855 DAG size of output: 1543 [2021-03-13 00:34:36,301 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1855 DAG size of output: 1543 [2021-03-13 00:34:36,411 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1870 DAG size of output: 1558 [2021-03-13 00:34:36,641 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 1560 DAG size of output: 1748 [2021-03-13 00:34:36,835 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1509 DAG size of output: 2212 [2021-03-13 00:34:37,012 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1393 DAG size of output: 1656 [2021-03-13 00:34:37,186 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1214 DAG size of output: 1548 [2021-03-13 00:34:37,296 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1015 DAG size of output: 1214 [2021-03-13 00:34:39,756 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1643 DAG size of output: 1302 [2021-03-13 00:34:39,893 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1958 DAG size of output: 1502 [2021-03-13 00:34:40,067 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 2016 DAG size of output: 1541 [2021-03-13 00:34:40,357 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 2406 DAG size of output: 1838 [2021-03-13 00:34:40,598 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1015 DAG size of output: 1328 [2021-03-13 00:34:40,721 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 959 DAG size of output: 1185 [2021-03-13 00:34:41,687 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 870 DAG size of output: 1078 [2021-03-13 00:34:43,137 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 2146 DAG size of output: 1351 [2021-03-13 00:34:43,297 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 2149 DAG size of output: 1354 [2021-03-13 00:34:43,646 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 3944 DAG size of output: 2586 [2021-03-13 00:34:43,828 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1378 DAG size of output: 1664 [2021-03-13 00:34:44,070 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1080 DAG size of output: 1412 [2021-03-13 00:34:47,736 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1523 DAG size of output: 1052 [2021-03-13 00:34:48,569 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 2107 DAG size of output: 1364 [2021-03-13 00:34:48,761 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 2165 DAG size of output: 1401 [2021-03-13 00:34:49,029 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 3524 DAG size of output: 1878 [2021-03-13 00:34:49,617 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 6183 DAG size of output: 3435 [2021-03-13 00:34:50,306 WARN L205 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 6957 DAG size of output: 4216 [2021-03-13 00:34:50,501 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 1559 DAG size of output: 2270 [2021-03-13 00:34:50,766 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1421 DAG size of output: 1895 [2021-03-13 00:34:50,920 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1310 DAG size of output: 1568 [2021-03-13 00:34:53,547 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 2098 DAG size of output: 1444 [2021-03-13 00:34:54,972 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 3049 DAG size of output: 1966 [2021-03-13 00:34:55,171 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1285 DAG size of output: 1666 [2021-03-13 00:34:57,222 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1112 DAG size of output: 1365 [2021-03-13 00:34:59,731 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 2213 DAG size of output: 1207 [2021-03-13 00:34:59,923 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 2682 DAG size of output: 1564 [2021-03-13 00:35:00,213 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 3806 DAG size of output: 2051 [2021-03-13 00:35:00,778 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 5663 DAG size of output: 3359 [2021-03-13 00:35:01,399 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 6134 DAG size of output: 3847 [2021-03-13 00:35:02,223 WARN L205 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 6267 DAG size of output: 3922 [2021-03-13 00:35:03,018 WARN L205 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 7078 DAG size of output: 4711 [2021-03-13 00:35:04,442 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 11673 DAG size of output: 7084 [2021-03-13 00:35:05,920 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 11673 DAG size of output: 7084 [2021-03-13 00:35:07,396 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 11680 DAG size of output: 7091 [2021-03-13 00:35:08,479 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 7092 DAG size of output: 6717 [2021-03-13 00:35:08,954 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 3630 DAG size of output: 3300 [2021-03-13 00:35:09,364 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 3202 DAG size of output: 3201 [2021-03-13 00:35:09,836 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 3173 DAG size of output: 3173 [2021-03-13 00:35:10,024 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1446 DAG size of output: 1753 [2021-03-13 00:35:10,144 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1401 DAG size of output: 1382 [2021-03-13 00:35:12,491 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 2082 DAG size of output: 1154 [2021-03-13 00:35:12,672 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 1815 DAG size of output: 1815 [2021-03-13 00:35:13,590 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 1294 [2021-03-13 00:35:16,100 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1823 DAG size of output: 933 [2021-03-13 00:35:16,241 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 2365 DAG size of output: 1222 [2021-03-13 00:35:17,882 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 4524 DAG size of output: 2328 [2021-03-13 00:35:18,254 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 4626 DAG size of output: 2370 [2021-03-13 00:35:18,840 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 4810 DAG size of output: 2432 [2021-03-13 00:35:19,180 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 966 DAG size of output: 1256 [2021-03-13 00:35:23,376 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1095 DAG size of output: 812 [2021-03-13 00:35:24,030 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1500 DAG size of output: 1039 [2021-03-13 00:35:24,200 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1930 DAG size of output: 1286 [2021-03-13 00:35:24,529 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 2991 DAG size of output: 1945 [2021-03-13 00:35:24,838 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 2994 DAG size of output: 1948 [2021-03-13 00:35:25,143 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 3115 DAG size of output: 1633 [2021-03-13 00:35:25,846 WARN L205 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 8178 DAG size of output: 3853 [2021-03-13 00:35:26,563 WARN L205 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 8178 DAG size of output: 3853 [2021-03-13 00:35:27,268 WARN L205 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 8182 DAG size of output: 3851 [2021-03-13 00:35:27,670 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 3848 DAG size of output: 3636 [2021-03-13 00:35:28,023 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 3637 DAG size of output: 3509 [2021-03-13 00:35:28,290 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 2118 DAG size of output: 2306 [2021-03-13 00:35:28,639 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 2102 DAG size of output: 2175 [2021-03-13 00:35:29,394 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1285 DAG size of output: 1274 [2021-03-13 00:35:30,399 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 3625 DAG size of output: 1050 [2021-03-13 00:35:30,562 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 3625 DAG size of output: 1050 [2021-03-13 00:35:30,843 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 3632 DAG size of output: 1196 [2021-03-13 00:35:31,212 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:35:31,213 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:35:31,214 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:35:31,214 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-03-13 00:35:31,218 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:35:31,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:35:31,219 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 16] total 26 [2021-03-13 00:35:31,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353523054] [2021-03-13 00:35:31,219 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-03-13 00:35:31,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:35:31,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-03-13 00:35:31,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-03-13 00:35:31,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:35:31,220 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:35:31,221 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 27 states have (on average 1.5555555555555556) internal successors, (42), 27 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) [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:35:31,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:35:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:35:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:35:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:35:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:35:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:35:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:35:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:35:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:35:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:35:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:35:31,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:35:31,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:35:31,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:35:31,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:35:31,569 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:35:31,569 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:35:31,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:35:31,570 INFO L82 PathProgramCache]: Analyzing trace with hash 707814381, now seen corresponding path program 13 times [2021-03-13 00:35:31,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:35:31,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633609193] [2021-03-13 00:35:31,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:35:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:35:31,770 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 55 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:35:31,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633609193] [2021-03-13 00:35:31,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2047589942] [2021-03-13 00:35:31,771 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:35:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:35:31,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-13 00:35:31,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:35:31,875 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:35:31,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:35:31,876 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 20 [2021-03-13 00:35:31,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119893935] [2021-03-13 00:35:31,877 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-03-13 00:35:31,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:35:31,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-03-13 00:35:31,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2021-03-13 00:35:31,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:35:31,879 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:35:31,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 20 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 00:35:31,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:35:31,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:35:31,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:35:31,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:35:31,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:35:31,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:35:31,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:35:31,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:35:31,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:35:31,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:35:31,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:35:31,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:35:31,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:35:31,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:35:31,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:35:32,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:35:32,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:35:32,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:35:32,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:35:32,364 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8172 [2021-03-13 00:35:32,365 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:35:32,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:35:32,365 INFO L82 PathProgramCache]: Analyzing trace with hash 468153142, now seen corresponding path program 14 times [2021-03-13 00:35:32,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:35:32,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915433301] [2021-03-13 00:35:32,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:35:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:35:32,492 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:35:32,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915433301] [2021-03-13 00:35:32,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [251428053] [2021-03-13 00:35:32,492 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:35:32,525 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 00:35:32,526 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:35:32,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 43 conjunts are in the unsatisfiable core [2021-03-13 00:35:32,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:35:33,240 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2021-03-13 00:35:33,240 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:35:33,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 23 new quantified variables, introduced 66 case distinctions, treesize of input 55 treesize of output 568 [2021-03-13 00:35:37,248 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 2240 DAG size of output: 1025 [2021-03-13 00:35:37,367 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 2240 DAG size of output: 1025 [2021-03-13 00:35:37,535 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 2259 DAG size of output: 1044 [2021-03-13 00:35:40,205 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1288 DAG size of output: 917 [2021-03-13 00:35:40,383 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1678 DAG size of output: 1207 [2021-03-13 00:35:40,561 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1678 DAG size of output: 1207 [2021-03-13 00:35:40,744 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1686 DAG size of output: 873 [2021-03-13 00:35:40,879 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 828 [2021-03-13 00:35:40,994 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 618 [2021-03-13 00:35:42,250 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 874 DAG size of output: 667 [2021-03-13 00:35:43,396 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 1453 DAG size of output: 882 [2021-03-13 00:35:44,420 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1842 DAG size of output: 1144 [2021-03-13 00:35:44,668 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 1842 DAG size of output: 1144 [2021-03-13 00:35:44,908 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 1846 DAG size of output: 1137 [2021-03-13 00:35:45,168 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 1139 DAG size of output: 1346 [2021-03-13 00:35:45,413 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 1070 DAG size of output: 1478 [2021-03-13 00:35:45,649 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1009 DAG size of output: 1178 [2021-03-13 00:35:45,821 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 735 DAG size of output: 1055 [2021-03-13 00:35:45,954 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 630 DAG size of output: 846 [2021-03-13 00:35:46,072 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 571 DAG size of output: 771 [2021-03-13 00:35:47,774 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1353 DAG size of output: 877 [2021-03-13 00:35:49,327 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 950 [2021-03-13 00:35:49,568 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 2331 DAG size of output: 1284 [2021-03-13 00:35:49,847 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 2817 DAG size of output: 1710 [2021-03-13 00:35:53,401 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 2010 DAG size of output: 1398 [2021-03-13 00:35:53,868 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 4523 DAG size of output: 2412 [2021-03-13 00:35:54,003 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 765 DAG size of output: 903 [2021-03-13 00:35:56,247 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1590 DAG size of output: 1101 [2021-03-13 00:35:56,448 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1975 DAG size of output: 1411 [2021-03-13 00:35:58,484 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1393 DAG size of output: 930 [2021-03-13 00:35:58,819 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 3101 DAG size of output: 2062 [2021-03-13 00:35:59,631 WARN L205 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 6905 DAG size of output: 3711 [2021-03-13 00:36:00,521 WARN L205 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 7310 DAG size of output: 3966 [2021-03-13 00:36:01,425 WARN L205 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 7310 DAG size of output: 3966 [2021-03-13 00:36:02,357 WARN L205 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 7315 DAG size of output: 3976 [2021-03-13 00:36:02,927 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 3972 DAG size of output: 3615 [2021-03-13 00:36:03,711 WARN L205 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 3617 DAG size of output: 4200 [2021-03-13 00:36:04,005 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 2034 DAG size of output: 1299 [2021-03-13 00:36:06,180 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 2653 DAG size of output: 1733 [2021-03-13 00:36:07,533 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1729 DAG size of output: 1033 [2021-03-13 00:36:07,777 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 2870 DAG size of output: 1507 [2021-03-13 00:36:08,051 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 2870 DAG size of output: 1507 [2021-03-13 00:36:08,305 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 2874 DAG size of output: 1511 [2021-03-13 00:36:09,282 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 810 DAG size of output: 601 [2021-03-13 00:36:09,408 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1623 DAG size of output: 1181 [2021-03-13 00:36:09,541 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1623 DAG size of output: 1181 [2021-03-13 00:36:09,673 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1625 DAG size of output: 1183 [2021-03-13 00:36:09,796 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 1185 DAG size of output: 1132 [2021-03-13 00:36:11,102 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 00:36:11,103 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:36:11,104 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-13 00:36:11,104 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:3 [2021-03-13 00:36:11,108 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:36:11,108 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:36:11,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 19] total 31 [2021-03-13 00:36:11,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131769425] [2021-03-13 00:36:11,109 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-03-13 00:36:11,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:36:11,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-03-13 00:36:11,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=975, Unknown=0, NotChecked=0, Total=1056 [2021-03-13 00:36:11,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:36:11,109 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:36:11,110 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 32 states have (on average 1.5) internal successors, (48), 32 states have internal predecessors, (48), 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) [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:36:11,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:36:11,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:36:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:36:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:36:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:36:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:36:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:36:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:36:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:36:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:36:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:36:11,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:36:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:36:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:36:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:36:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:36:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:36:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:36:11,459 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8173,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:36:11,460 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:36:11,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:36:11,460 INFO L82 PathProgramCache]: Analyzing trace with hash -1644218570, now seen corresponding path program 15 times [2021-03-13 00:36:11,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:36:11,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225597198] [2021-03-13 00:36:11,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:36:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:36:11,662 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 78 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:36:11,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225597198] [2021-03-13 00:36:11,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [119552613] [2021-03-13 00:36:11,663 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:36:11,694 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-03-13 00:36:11,695 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:36:11,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 22 conjunts are in the unsatisfiable core [2021-03-13 00:36:11,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:36:11,779 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:36:11,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 00:36:11,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 23 [2021-03-13 00:36:11,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880461212] [2021-03-13 00:36:11,781 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-03-13 00:36:11,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 00:36:11,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-03-13 00:36:11,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=394, Unknown=0, NotChecked=0, Total=552 [2021-03-13 00:36:11,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:36:11,784 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 00:36:11,784 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 23 states have internal predecessors, (31), 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) [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:36:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 00:36:12,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 00:36:12,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:36:12,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 00:36:12,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 00:36:12,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:36:12,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 00:36:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 00:36:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:36:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 00:36:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:36:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 00:36:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 00:36:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 00:36:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 00:36:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 00:36:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-13 00:36:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 00:36:12,347 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14281 [2021-03-13 00:36:12,347 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 00:36:12,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 00:36:12,348 INFO L82 PathProgramCache]: Analyzing trace with hash 569575693, now seen corresponding path program 16 times [2021-03-13 00:36:12,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 00:36:12,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742604769] [2021-03-13 00:36:12,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 00:36:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 00:36:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 00:36:12,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742604769] [2021-03-13 00:36:12,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579938358] [2021-03-13 00:36:12,494 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 00:36:12,534 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 00:36:12,534 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 00:36:12,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 49 conjunts are in the unsatisfiable core [2021-03-13 00:36:12,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 00:36:13,600 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2021-03-13 00:36:13,600 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 00:36:13,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 27 new quantified variables, introduced 91 case distinctions, treesize of input 63 treesize of output 774 [2021-03-13 00:36:16,800 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1674 DAG size of output: 1482 [2021-03-13 00:36:16,972 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 2800 DAG size of output: 2384 [2021-03-13 00:36:17,159 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 2845 DAG size of output: 2429 [2021-03-13 00:36:17,366 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 2876 DAG size of output: 2460 [2021-03-13 00:36:20,480 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 2822 DAG size of output: 2385 [2021-03-13 00:36:20,693 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 2865 DAG size of output: 2428 [2021-03-13 00:36:20,882 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 2893 DAG size of output: 2456 [2021-03-13 00:36:21,084 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 2938 DAG size of output: 2500 [2021-03-13 00:36:21,498 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 5581 DAG size of output: 4717 [2021-03-13 00:36:23,608 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 2071 DAG size of output: 1774 [2021-03-13 00:36:26,116 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 2468 DAG size of output: 2171 [2021-03-13 00:36:26,382 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 4371 DAG size of output: 3779 [2021-03-13 00:36:26,669 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 4414 DAG size of output: 3822 [2021-03-13 00:36:26,986 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 4441 DAG size of output: 3849 [2021-03-13 00:36:27,349 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 4486 DAG size of output: 3893 [2021-03-13 00:36:29,530 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 2057 DAG size of output: 1771 [2021-03-13 00:36:32,164 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 2456 DAG size of output: 2169 [2021-03-13 00:36:32,482 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 4351 DAG size of output: 3776 [2021-03-13 00:36:32,786 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 4396 DAG size of output: 3821 [2021-03-13 00:36:33,117 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 4426 DAG size of output: 3851 [2021-03-13 00:36:33,840 WARN L205 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 8666 DAG size of output: 7491 [2021-03-13 00:36:34,987 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 13970 DAG size of output: 11690 [2021-03-13 00:36:36,163 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 13970 DAG size of output: 11690 [2021-03-13 00:36:37,510 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 13993 DAG size of output: 11713 [2021-03-13 00:36:39,746 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 11715 DAG size of output: 17196 [2021-03-13 00:36:41,593 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 9409 DAG size of output: 12814 [2021-03-13 00:36:43,434 WARN L205 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 8834 DAG size of output: 10055 [2021-03-13 00:36:44,793 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 8604 DAG size of output: 10563 [2021-03-13 00:36:46,412 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 7726 DAG size of output: 10940 [2021-03-13 00:36:48,157 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 7369 DAG size of output: 8370 [2021-03-13 00:36:49,099 WARN L205 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 7161 DAG size of output: 7149 [2021-03-13 00:36:49,544 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 4360 [2021-03-13 00:36:49,967 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 2287 DAG size of output: 3087 [2021-03-13 00:36:50,277 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 2036 DAG size of output: 2327 [2021-03-13 00:36:50,473 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1052 DAG size of output: 1409 [2021-03-13 00:36:53,070 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 908 DAG size of output: 843 [2021-03-13 00:36:53,211 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1007 DAG size of output: 920 [2021-03-13 00:36:53,364 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1205 DAG size of output: 1035 [2021-03-13 00:36:53,572 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 1431 DAG size of output: 1283 [2021-03-13 00:36:55,527 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 903 DAG size of output: 802 [2021-03-13 00:36:55,848 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 2060 DAG size of output: 1812 [2021-03-13 00:36:56,380 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 2508 DAG size of output: 2126 [2021-03-13 00:36:56,989 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 2577 DAG size of output: 2239 [2021-03-13 00:36:58,992 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 786 DAG size of output: 643 [2021-03-13 00:37:00,670 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1115 DAG size of output: 1002 [2021-03-13 00:37:04,468 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 1259 DAG size of output: 1013 [2021-03-13 00:37:07,727 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1286 DAG size of output: 1072 [2021-03-13 00:37:08,121 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 2253 DAG size of output: 1889 [2021-03-13 00:37:11,907 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 912 DAG size of output: 836 [2021-03-13 00:37:12,115 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1250 DAG size of output: 1108 [2021-03-13 00:37:12,920 WARN L205 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 3915 DAG size of output: 3356 [2021-03-13 00:37:13,744 WARN L205 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 4385 DAG size of output: 3472 [2021-03-13 00:37:14,924 WARN L205 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 4685 DAG size of output: 3597 [2021-03-13 00:37:15,912 WARN L205 SmtUtils]: Spent 964.00 ms on a formula simplification. DAG size of input: 4754 DAG size of output: 3696 [2021-03-13 00:37:17,337 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 7097 DAG size of output: 5662 [2021-03-13 00:37:18,992 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 8320 DAG size of output: 6666 [2021-03-13 00:37:19,208 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 2177 DAG size of output: 2171 [2021-03-13 00:37:19,380 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 2142 [2021-03-13 00:37:19,541 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 2096 DAG size of output: 2096 [2021-03-13 00:37:19,653 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 987 DAG size of output: 1270 [2021-03-13 00:37:23,406 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 1763 DAG size of output: 1355 [2021-03-13 00:37:26,814 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 705 DAG size of output: 496 [2021-03-13 00:37:27,321 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 3263 DAG size of output: 2252 [2021-03-13 00:37:30,545 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1098 DAG size of output: 955 [2021-03-13 00:37:30,723 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1665 DAG size of output: 1257 [2021-03-13 00:37:34,401 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 2895 DAG size of output: 2288 [2021-03-13 00:37:34,822 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 3160 DAG size of output: 2532 [2021-03-13 00:37:35,322 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 3338 DAG size of output: 2772 [2021-03-13 00:37:36,167 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 5178 DAG size of output: 4076 [2021-03-13 00:37:37,142 WARN L205 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 5662 DAG size of output: 4390 [2021-03-13 00:37:38,867 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 716 DAG size of output: 719 [2021-03-13 00:37:40,978 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 1269 DAG size of output: 1265 [2021-03-13 00:37:42,274 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 6750 DAG size of output: 5501 [2021-03-13 00:37:43,684 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 7753 DAG size of output: 6351 [2021-03-13 00:37:46,001 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 8468 DAG size of output: 6773 [2021-03-13 00:37:47,990 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 8593 DAG size of output: 6886 [2021-03-13 00:37:51,213 WARN L205 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 15166 DAG size of output: 11862 [2021-03-13 00:37:51,669 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 2315 DAG size of output: 3120 [2021-03-13 00:37:51,860 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 2209 DAG size of output: 2201 [2021-03-13 00:37:52,804 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 2159 DAG size of output: 2878 [2021-03-13 00:37:55,076 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1015 DAG size of output: 999 [2021-03-13 00:37:56,151 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 761 DAG size of output: 620 [2021-03-13 00:37:57,075 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1169 DAG size of output: 924 [2021-03-13 00:37:57,383 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 1878 DAG size of output: 1663 [2021-03-13 00:37:57,733 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 2167 DAG size of output: 1963 [2021-03-13 00:37:58,158 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 2583 DAG size of output: 2323 [2021-03-13 00:37:58,985 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 3043 DAG size of output: 2651 [2021-03-13 00:37:59,626 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 3121 DAG size of output: 2768 [2021-03-13 00:37:59,856 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 2155 DAG size of output: 2155 [2021-03-13 00:38:00,020 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 2129 [2021-03-13 00:38:00,452 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 2085 DAG size of output: 2085 [2021-03-13 00:38:05,357 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1475 DAG size of output: 1148 [2021-03-13 00:38:05,520 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1612 DAG size of output: 1238 [2021-03-13 00:38:07,697 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 2839 DAG size of output: 2074 [2021-03-13 00:38:11,168 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 1391 DAG size of output: 1326 [2021-03-13 00:38:13,054 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 962 DAG size of output: 810 [2021-03-13 00:38:15,089 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 2809 DAG size of output: 2505 [2021-03-13 00:38:15,868 WARN L205 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 4609 DAG size of output: 3926 [2021-03-13 00:38:16,796 WARN L205 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 5463 DAG size of output: 4640 [2021-03-13 00:38:17,811 WARN L205 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 6523 DAG size of output: 5011 [2021-03-13 00:38:18,827 WARN L205 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 6847 DAG size of output: 5123 [2021-03-13 00:38:20,089 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 6924 DAG size of output: 5187 [2021-03-13 00:38:21,757 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 9765 DAG size of output: 7677 [2021-03-13 00:38:23,540 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 10131 DAG size of output: 8005 [2021-03-13 00:38:23,885 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 2066 DAG size of output: 2420 [2021-03-13 00:38:24,175 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 1003 [2021-03-13 00:38:28,034 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1164 DAG size of output: 981 [2021-03-13 00:38:28,243 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1739 DAG size of output: 1443 [2021-03-13 00:38:30,186 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 920 DAG size of output: 805 [2021-03-13 00:38:32,103 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 849 DAG size of output: 751 [2021-03-13 00:38:32,644 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1125 DAG size of output: 971 [2021-03-13 00:38:32,933 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 1574 DAG size of output: 1372 [2021-03-13 00:38:36,013 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1196 DAG size of output: 998 [2021-03-13 00:38:39,575 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1375 DAG size of output: 1113 [2021-03-13 00:38:39,927 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 2338 DAG size of output: 1922 [2021-03-13 00:38:41,890 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 985 DAG size of output: 932 [2021-03-13 00:38:42,395 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 3190 DAG size of output: 2698 [2021-03-13 00:38:43,439 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 5423 DAG size of output: 4600 [2021-03-13 00:38:44,543 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 5923 DAG size of output: 4861 [2021-03-13 00:38:46,463 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 6603 DAG size of output: 5271 [2021-03-13 00:38:48,068 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 6714 DAG size of output: 5466 [2021-03-13 00:38:50,080 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 7102 DAG size of output: 5784 [2021-03-13 00:38:51,719 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 8875 DAG size of output: 7309 [2021-03-13 00:38:55,046 WARN L205 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 17203 DAG size of output: 13500 [2021-03-13 00:39:01,747 WARN L205 SmtUtils]: Spent 6.59 s on a formula simplification. DAG size of input: 29237 DAG size of output: 21064 [2021-03-13 00:39:02,152 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 3004 DAG size of output: 3004 [2021-03-13 00:39:02,387 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 1574 DAG size of output: 1972 [2021-03-13 00:39:02,564 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1572 DAG size of output: 1836 [2021-03-13 00:39:04,199 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 670 DAG size of output: 582 [2021-03-13 00:39:09,590 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1339 DAG size of output: 1144 [2021-03-13 00:39:09,972 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 2385 DAG size of output: 2030 [2021-03-13 00:39:10,454 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 2768 DAG size of output: 2346 [2021-03-13 00:39:10,919 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 2969 DAG size of output: 2498 [2021-03-13 00:39:11,503 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 3670 DAG size of output: 3195 [2021-03-13 00:39:11,628 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1203 DAG size of output: 1203 [2021-03-13 00:39:11,953 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1157 DAG size of output: 1157 [2021-03-13 00:39:15,473 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1308 DAG size of output: 1249 [2021-03-13 00:39:15,716 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 1530 DAG size of output: 1571 [2021-03-13 00:39:16,056 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 2164 DAG size of output: 1898 [2021-03-13 00:39:16,372 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 2349 DAG size of output: 2058 [2021-03-13 00:39:17,226 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 4996 DAG size of output: 4452 [2021-03-13 00:39:17,371 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1611 DAG size of output: 1611 [2021-03-13 00:39:18,034 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1565 DAG size of output: 1969 [2021-03-13 00:39:18,144 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1200 DAG size of output: 1200 [2021-03-13 00:39:18,309 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1158 DAG size of output: 1479 [2021-03-13 00:39:22,274 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 843 DAG size of output: 870 [2021-03-13 00:39:22,399 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1221 DAG size of output: 955 [2021-03-13 00:39:22,601 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1557 DAG size of output: 1278 [2021-03-13 00:39:22,880 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 2058 DAG size of output: 1632 [2021-03-13 00:39:23,264 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 2921 DAG size of output: 2567 [2021-03-13 00:39:23,904 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 3132 DAG size of output: 2733 [2021-03-13 00:39:24,025 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1561 DAG size of output: 1561 [2021-03-13 00:39:27,305 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1364 DAG size of output: 1280 [2021-03-13 00:39:30,788 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1007 DAG size of output: 808 [2021-03-13 00:39:31,179 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 2602 DAG size of output: 2452 [2021-03-13 00:39:31,701 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 3385 DAG size of output: 3013 [2021-03-13 00:39:32,211 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 3570 DAG size of output: 3172 [2021-03-13 00:39:33,129 WARN L205 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 5774 DAG size of output: 4982 [2021-03-13 00:39:34,131 WARN L205 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 6104 DAG size of output: 5281 [2021-03-13 00:39:36,076 WARN L205 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 9989 DAG size of output: 7975 [2021-03-13 00:39:44,990 WARN L205 SmtUtils]: Spent 8.81 s on a formula simplification. DAG size of input: 38241 DAG size of output: 27609 [2021-03-13 00:39:45,915 WARN L205 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 7314 DAG size of output: 7314 [2021-03-13 00:39:46,848 WARN L205 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 4547 DAG size of output: 6533 [2021-03-13 00:39:47,607 WARN L205 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 4147 DAG size of output: 5185 [2021-03-13 00:39:48,011 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 3766 [2021-03-13 00:39:48,200 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 2010 [2021-03-13 00:39:48,487 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 1968 DAG size of output: 2319 [2021-03-13 00:39:48,623 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1074 DAG size of output: 1124 [2021-03-13 00:39:54,847 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1412 DAG size of output: 1026 [2021-03-13 00:39:55,117 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 2501 DAG size of output: 1783 [2021-03-13 00:39:55,425 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 2770 DAG size of output: 2037 [2021-03-13 00:39:55,963 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 2967 DAG size of output: 2174 [2021-03-13 00:39:56,342 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 3231 DAG size of output: 2338 [2021-03-13 00:39:56,865 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 3329 DAG size of output: 2363 [2021-03-13 00:39:57,042 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1070 DAG size of output: 1356 [2021-03-13 00:39:57,203 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1067 DAG size of output: 1514 [2021-03-13 00:39:57,332 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 1062 [2021-03-13 00:40:01,229 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1030 DAG size of output: 930 [2021-03-13 00:40:01,456 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 1813 DAG size of output: 1651 [2021-03-13 00:40:04,430 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1471 DAG size of output: 1096 [2021-03-13 00:40:04,814 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 2974 DAG size of output: 2346 [2021-03-13 00:40:05,236 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 3506 DAG size of output: 2551 [2021-03-13 00:40:05,742 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 3701 DAG size of output: 2612 [2021-03-13 00:40:06,236 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 3768 DAG size of output: 2690 [2021-03-13 00:40:06,804 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 4248 DAG size of output: 2995 [2021-03-13 00:40:07,506 WARN L205 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 4719 DAG size of output: 3494 [2021-03-13 00:40:08,596 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 6531 DAG size of output: 4994 [2021-03-13 00:40:09,943 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 8300 DAG size of output: 6559 [2021-03-13 00:40:11,620 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 8488 DAG size of output: 6607 [2021-03-13 00:40:11,843 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 1982 DAG size of output: 1982 [2021-03-13 00:40:12,020 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1951 DAG size of output: 1951 [2021-03-13 00:40:12,542 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1905 DAG size of output: 1905 [2021-03-13 00:40:14,850 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1059 DAG size of output: 900 [2021-03-13 00:40:16,478 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 1395 DAG size of output: 1222 [2021-03-13 00:40:20,286 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1700 DAG size of output: 1259 [2021-03-13 00:40:22,132 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1057 DAG size of output: 987 [2021-03-13 00:40:23,783 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1587 DAG size of output: 1293 [2021-03-13 00:40:23,995 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1728 DAG size of output: 1423 [2021-03-13 00:40:24,230 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 1851 DAG size of output: 1547 [2021-03-13 00:40:24,661 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 2860 DAG size of output: 2309 [2021-03-13 00:40:26,675 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1070 DAG size of output: 888 [2021-03-13 00:40:28,833 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1579 DAG size of output: 1281 [2021-03-13 00:40:29,734 WARN L205 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 4964 DAG size of output: 4145 [2021-03-13 00:40:30,730 WARN L205 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 5452 DAG size of output: 4461 [2021-03-13 00:40:31,781 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 6455 DAG size of output: 4813 [2021-03-13 00:40:32,930 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 6767 DAG size of output: 4848 [2021-03-13 00:40:34,416 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 6867 DAG size of output: 4946 [2021-03-13 00:40:37,116 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 14390 DAG size of output: 10382 [2021-03-13 00:40:37,322 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1659 DAG size of output: 1655 [2021-03-13 00:40:40,456 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1086 DAG size of output: 894 [2021-03-13 00:40:40,602 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1163 DAG size of output: 957 [2021-03-13 00:40:42,582 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 938 DAG size of output: 947 [2021-03-13 00:40:42,950 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 1803 DAG size of output: 1638 [2021-03-13 00:40:43,301 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 2088 DAG size of output: 1930 [2021-03-13 00:40:43,701 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 2500 DAG size of output: 2290 [2021-03-13 00:40:44,153 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 2962 DAG size of output: 2624 [2021-03-13 00:40:44,700 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 3070 DAG size of output: 2820 [2021-03-13 00:40:45,651 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 3304 DAG size of output: 3038 [2021-03-13 00:40:45,780 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 916 DAG size of output: 1101 [2021-03-13 00:40:49,899 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 837 [2021-03-13 00:40:50,187 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 1296 DAG size of output: 1290 [2021-03-13 00:40:50,533 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 1494 DAG size of output: 1488 [2021-03-13 00:40:50,884 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 1930 DAG size of output: 1803 [2021-03-13 00:40:51,615 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 2024 DAG size of output: 1989 [2021-03-13 00:40:52,139 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 2458 DAG size of output: 2417 [2021-03-13 00:40:53,170 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 4774 DAG size of output: 4256 [2021-03-13 00:40:57,088 WARN L205 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 18842 DAG size of output: 14248 [2021-03-13 00:40:57,833 WARN L205 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 4112 DAG size of output: 4766 [2021-03-13 00:40:58,166 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 1908 DAG size of output: 2612 [2021-03-13 00:40:58,364 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 1900 [2021-03-13 00:40:58,498 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1064 DAG size of output: 1064 [2021-03-13 00:40:58,631 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1025 DAG size of output: 1077 [2021-03-13 00:41:04,778 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 934 DAG size of output: 783 [2021-03-13 00:41:04,911 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1423 DAG size of output: 954 [2021-03-13 00:41:05,168 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 2652 DAG size of output: 1475 [2021-03-13 00:41:05,576 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 2811 DAG size of output: 1585 [2021-03-13 00:41:05,990 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 2868 DAG size of output: 1665 [2021-03-13 00:41:06,392 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 3111 DAG size of output: 1843 [2021-03-13 00:41:06,780 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 3299 DAG size of output: 1979 [2021-03-13 00:41:06,961 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 1023 DAG size of output: 1309 [2021-03-13 00:41:13,516 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 852 [2021-03-13 00:41:13,673 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1447 DAG size of output: 1105 [2021-03-13 00:41:13,846 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1574 DAG size of output: 1198 [2021-03-13 00:41:14,203 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 2866 DAG size of output: 2177 [2021-03-13 00:41:14,641 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 3360 DAG size of output: 2303 [2021-03-13 00:41:15,194 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 3544 DAG size of output: 2358 [2021-03-13 00:41:15,757 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 3605 DAG size of output: 2444 [2021-03-13 00:41:16,361 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 4122 DAG size of output: 3031 [2021-03-13 00:41:17,347 WARN L205 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 5872 DAG size of output: 4201 [2021-03-13 00:41:18,668 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 6064 DAG size of output: 4371 [2021-03-13 00:41:18,980 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 969 DAG size of output: 1016 [2021-03-13 00:41:24,011 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1199 DAG size of output: 968 [2021-03-13 00:41:24,186 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 1326 DAG size of output: 1039 [2021-03-13 00:41:26,367 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 2389 DAG size of output: 1787 [2021-03-13 00:41:26,536 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 967 DAG size of output: 1249 [2021-03-13 00:41:26,688 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 964 DAG size of output: 1389 [2021-03-13 00:41:26,848 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 961 DAG size of output: 1573 [2021-03-13 00:41:28,752 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1284 DAG size of output: 1135 [2021-03-13 00:41:30,558 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 1829 DAG size of output: 1593 [2021-03-13 00:41:30,825 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 2301 DAG size of output: 1712 [2021-03-13 00:41:33,623 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1205 DAG size of output: 952 [2021-03-13 00:41:33,778 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1680 DAG size of output: 1025 [2021-03-13 00:41:34,162 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 3542 DAG size of output: 2160 [2021-03-13 00:41:34,603 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 3999 DAG size of output: 2476 [2021-03-13 00:41:35,179 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 4613 DAG size of output: 3082 [2021-03-13 00:41:36,086 WARN L205 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 5944 DAG size of output: 4241 [2021-03-13 00:41:37,388 WARN L205 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 6248 DAG size of output: 4287 [2021-03-13 00:41:38,688 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 6335 DAG size of output: 4440 [2021-03-13 00:41:40,832 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 11752 DAG size of output: 7936 [2021-03-13 00:41:43,044 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 820 DAG size of output: 807 [2021-03-13 00:41:43,199 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1032 DAG size of output: 928 [2021-03-13 00:41:43,580 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1277 DAG size of output: 1132 [2021-03-13 00:41:43,993 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 1337 DAG size of output: 1236 [2021-03-13 00:41:44,219 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 1456 DAG size of output: 1357 [2021-03-13 00:41:46,810 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1051 DAG size of output: 751 [2021-03-13 00:41:46,975 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1426 DAG size of output: 1026 [2021-03-13 00:41:47,161 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 1529 DAG size of output: 1121 [2021-03-13 00:41:47,363 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 1576 DAG size of output: 1195 [2021-03-13 00:41:47,875 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 1787 DAG size of output: 1354 [2021-03-13 00:41:48,335 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 2886 DAG size of output: 2407 [2021-03-13 00:41:50,515 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 939 DAG size of output: 875 [2021-03-13 00:41:50,664 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1037 DAG size of output: 955 [2021-03-13 00:41:50,826 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1237 DAG size of output: 1071 [2021-03-13 00:41:51,021 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1457 DAG size of output: 1309 [2021-03-13 00:41:52,780 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 666 [2021-03-13 00:41:53,108 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 1944 DAG size of output: 1728 [2021-03-13 00:41:53,933 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 2386 DAG size of output: 2038 [2021-03-13 00:41:54,718 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 2479 DAG size of output: 2216 [2021-03-13 00:41:55,668 WARN L205 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 4610 DAG size of output: 3879 [2021-03-13 00:41:58,868 WARN L205 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 16062 DAG size of output: 11316 [2021-03-13 00:42:02,620 WARN L205 SmtUtils]: Spent 3.66 s on a formula simplification. DAG size of input: 18999 DAG size of output: 13039 [2021-03-13 00:42:10,001 WARN L205 SmtUtils]: Spent 7.27 s on a formula simplification. DAG size of input: 35570 DAG size of output: 23364 [2021-03-13 00:42:10,659 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 3012 DAG size of output: 3797 [2021-03-13 00:42:10,933 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 2282 DAG size of output: 2282 [2021-03-13 00:42:11,190 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1228 DAG size of output: 1501 [2021-03-13 00:42:14,668 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 824 DAG size of output: 931 [2021-03-13 00:42:14,882 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 833 DAG size of output: 939 [2021-03-13 00:42:16,471 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 1210 DAG size of output: 1313 [2021-03-13 00:42:16,796 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 1562 DAG size of output: 1402 [2021-03-13 00:42:17,153 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 1657 DAG size of output: 1489 [2021-03-13 00:42:17,527 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 2127 DAG size of output: 1774 [2021-03-13 00:42:17,958 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 2284 DAG size of output: 1971 [2021-03-13 00:42:18,542 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 2908 DAG size of output: 2708 [2021-03-13 00:42:18,758 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 1265 DAG size of output: 1595 [2021-03-13 00:42:18,872 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 786 DAG size of output: 914 [2021-03-13 00:42:20,944 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 742 DAG size of output: 813 [2021-03-13 00:42:21,077 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1116 DAG size of output: 900 [2021-03-13 00:42:21,219 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1186 DAG size of output: 970 [2021-03-13 00:42:21,375 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1242 DAG size of output: 1033 [2021-03-13 00:42:23,388 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 1708 DAG size of output: 1500 [2021-03-13 00:42:24,867 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 890 DAG size of output: 742 [2021-03-13 00:42:25,103 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 998 DAG size of output: 866 [2021-03-13 00:42:25,492 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 2479 DAG size of output: 2043 [2021-03-13 00:42:26,058 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 3322 DAG size of output: 2961 [2021-03-13 00:42:27,158 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 5458 DAG size of output: 4444 [2021-03-13 00:42:27,640 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 3010 DAG size of output: 3616 [2021-03-13 00:42:27,880 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 1701 DAG size of output: 1965 [2021-03-13 00:42:29,908 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 783 DAG size of output: 596 [2021-03-13 00:42:30,083 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1190 DAG size of output: 961 [2021-03-13 00:42:32,127 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1052 DAG size of output: 871 [2021-03-13 00:42:32,467 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 1860 DAG size of output: 1501 [2021-03-13 00:42:32,717 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 1695 DAG size of output: 1801 [2021-03-13 00:42:34,672 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 856 DAG size of output: 744 [2021-03-13 00:42:35,927 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1333 DAG size of output: 1167 [2021-03-13 00:42:36,121 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1389 DAG size of output: 1215 [2021-03-13 00:42:38,639 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1030 DAG size of output: 901 [2021-03-13 00:42:38,781 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1108 DAG size of output: 968 [2021-03-13 00:42:38,939 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1161 DAG size of output: 1026 [2021-03-13 00:42:39,298 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 2313 DAG size of output: 2014 [2021-03-13 00:42:39,442 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1663 DAG size of output: 1663 [2021-03-13 00:42:39,569 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 918 DAG size of output: 1185 [2021-03-13 00:42:39,747 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 884 DAG size of output: 1062 [2021-03-13 00:42:41,205 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 878 DAG size of output: 984 [2021-03-13 00:42:43,088 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1256 DAG size of output: 817 [2021-03-13 00:42:43,306 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1800 DAG size of output: 1279 [2021-03-13 00:42:43,592 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 1849 DAG size of output: 1334 [2021-03-13 00:42:43,897 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 2120 DAG size of output: 1637 [2021-03-13 00:42:44,073 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 931 DAG size of output: 1178 [2021-03-13 00:42:44,276 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 895 DAG size of output: 1071 [2021-03-13 00:42:44,400 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 889 DAG size of output: 1202 [2021-03-13 00:42:46,491 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1459 DAG size of output: 830 [2021-03-13 00:42:48,124 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 917 DAG size of output: 928 [2021-03-13 00:42:48,407 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 2125 DAG size of output: 1481 [2021-03-13 00:42:48,758 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 2175 DAG size of output: 1536 [2021-03-13 00:42:49,136 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 2427 DAG size of output: 1818 [2021-03-13 00:42:49,829 WARN L205 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 4239 DAG size of output: 2962 [2021-03-13 00:42:50,874 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 5661 DAG size of output: 4301 [2021-03-13 00:42:52,285 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 7299 DAG size of output: 5254 [2021-03-13 00:42:54,009 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 8889 DAG size of output: 6663 [2021-03-13 00:42:56,654 WARN L205 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 12295 DAG size of output: 8656 [2021-03-13 00:43:06,845 WARN L205 SmtUtils]: Spent 10.07 s on a formula simplification. DAG size of input: 46724 DAG size of output: 30389 [2021-03-13 00:43:26,289 WARN L205 SmtUtils]: Spent 19.18 s on a formula simplification. DAG size of input: 73270 DAG size of output: 48868 [2021-03-13 00:43:47,130 WARN L205 SmtUtils]: Spent 20.42 s on a formula simplification. DAG size of input: 78528 DAG size of output: 51029 [2021-03-13 00:43:48,254 WARN L205 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 4366 DAG size of output: 6024 [2021-03-13 00:43:48,653 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 4006 DAG size of output: 4006 [2021-03-13 00:43:48,796 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1660 DAG size of output: 1660 [2021-03-13 00:43:48,990 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 967 DAG size of output: 1017 [2021-03-13 00:43:49,344 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 902 DAG size of output: 1134 [2021-03-13 00:43:49,633 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 715 DAG size of output: 984 [2021-03-13 00:43:51,472 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1172 DAG size of output: 887 [2021-03-13 00:43:51,587 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1250 DAG size of output: 957 [2021-03-13 00:43:51,754 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1521 DAG size of output: 1272 [2021-03-13 00:43:53,268 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1890 DAG size of output: 1266 [2021-03-13 00:43:54,764 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 2518 DAG size of output: 1687 [2021-03-13 00:43:58,753 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 949 DAG size of output: 817 [2021-03-13 00:44:01,033 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 1635 DAG size of output: 1399 [2021-03-13 00:44:01,284 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 2071 DAG size of output: 1506 [2021-03-13 00:44:01,552 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 2166 DAG size of output: 1586 [2021-03-13 00:44:01,921 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 2868 DAG size of output: 2039 [2021-03-13 00:44:02,611 WARN L205 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 4728 DAG size of output: 3207 [2021-03-13 00:44:03,341 WARN L205 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 4864 DAG size of output: 3358 [2021-03-13 00:44:04,657 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 853 DAG size of output: 1076 [2021-03-13 00:44:08,346 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 777 DAG size of output: 843 [2021-03-13 00:44:08,500 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1069 DAG size of output: 1005 [2021-03-13 00:44:08,711 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 1337 DAG size of output: 1186 [2021-03-13 00:44:08,948 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 1666 DAG size of output: 1365 [2021-03-13 00:44:13,756 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1041 DAG size of output: 865 [2021-03-13 00:44:15,499 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 1580 DAG size of output: 1423 [2021-03-13 00:44:15,793 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 2012 DAG size of output: 1534 [2021-03-13 00:44:16,215 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 2486 DAG size of output: 1842 [2021-03-13 00:44:16,825 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 3664 DAG size of output: 2711 [2021-03-13 00:44:17,490 WARN L205 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 4016 DAG size of output: 2950 [2021-03-13 00:44:18,279 WARN L205 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 4299 DAG size of output: 3300 [2021-03-13 00:44:19,252 WARN L205 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 4329 DAG size of output: 3432 [2021-03-13 00:44:20,840 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 7859 DAG size of output: 5799 [2021-03-13 00:44:21,036 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 942 DAG size of output: 991 [2021-03-13 00:44:21,172 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 935 DAG size of output: 1161 [2021-03-13 00:44:21,282 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 933 DAG size of output: 1062 [2021-03-13 00:44:23,785 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1014 DAG size of output: 848 [2021-03-13 00:44:23,957 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1079 DAG size of output: 906 [2021-03-13 00:44:24,167 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1130 DAG size of output: 964 [2021-03-13 00:44:24,304 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 929 DAG size of output: 1176 [2021-03-13 00:44:24,438 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 926 DAG size of output: 1111 [2021-03-13 00:44:24,576 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 918 DAG size of output: 1025 [2021-03-13 00:44:25,888 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 912 DAG size of output: 1084 [2021-03-13 00:44:26,084 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 863 DAG size of output: 948 [2021-03-13 00:44:27,361 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1279 DAG size of output: 929 [2021-03-13 00:44:27,564 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1717 DAG size of output: 1217 [2021-03-13 00:44:29,171 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 881 DAG size of output: 792 [2021-03-13 00:44:29,480 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 2305 DAG size of output: 1722 [2021-03-13 00:44:29,856 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 2552 DAG size of output: 1937 [2021-03-13 00:44:30,311 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 3164 DAG size of output: 1882 [2021-03-13 00:44:32,030 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1056 DAG size of output: 697 [2021-03-13 00:44:32,619 WARN L205 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 4012 DAG size of output: 2346 [2021-03-13 00:44:35,655 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 825 DAG size of output: 819 [2021-03-13 00:44:35,815 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1199 DAG size of output: 907 [2021-03-13 00:44:36,769 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 1498 DAG size of output: 1107 [2021-03-13 00:44:37,009 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 1699 DAG size of output: 1251 [2021-03-13 00:44:37,571 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 1856 DAG size of output: 1443 [2021-03-13 00:44:38,428 WARN L205 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 5225 DAG size of output: 3204 [2021-03-13 00:44:38,565 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 908 DAG size of output: 1138 [2021-03-13 00:44:40,438 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 767 DAG size of output: 814 [2021-03-13 00:44:40,573 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 808 DAG size of output: 859 [2021-03-13 00:44:42,062 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 1152 DAG size of output: 1086 [2021-03-13 00:44:42,270 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 1530 DAG size of output: 1172 [2021-03-13 00:44:42,555 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 1625 DAG size of output: 1252 [2021-03-13 00:44:44,272 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 2445 DAG size of output: 1670 [2021-03-13 00:44:45,425 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 858 DAG size of output: 1125 [2021-03-13 00:44:48,437 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1229 DAG size of output: 1064 [2021-03-13 00:44:48,622 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1665 DAG size of output: 1166 [2021-03-13 00:44:48,855 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1954 DAG size of output: 1492 [2021-03-13 00:44:51,094 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1103 DAG size of output: 872 [2021-03-13 00:44:51,269 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1156 DAG size of output: 909 [2021-03-13 00:44:51,579 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 2597 DAG size of output: 1657 [2021-03-13 00:44:51,974 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 2692 DAG size of output: 1737 [2021-03-13 00:44:52,377 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 3091 DAG size of output: 1965 [2021-03-13 00:44:53,146 WARN L205 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 4868 DAG size of output: 3085 [2021-03-13 00:44:54,828 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 8165 DAG size of output: 5214 [2021-03-13 00:44:58,116 WARN L205 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 13384 DAG size of output: 9128 [2021-03-13 00:44:58,395 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 2568 [2021-03-13 00:44:58,506 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1402 DAG size of output: 1402 [2021-03-13 00:45:00,610 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 1374 DAG size of output: 1722 [2021-03-13 00:45:00,872 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1223 DAG size of output: 1714 [2021-03-13 00:45:04,799 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 983 DAG size of output: 785 [2021-03-13 00:45:04,926 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 848 [2021-03-13 00:45:05,118 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1491 DAG size of output: 1086 [2021-03-13 00:45:08,479 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1521 DAG size of output: 1148 [2021-03-13 00:45:08,845 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 2759 DAG size of output: 2018 [2021-03-13 00:45:10,631 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1068 DAG size of output: 846 [2021-03-13 00:45:12,512 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1563 DAG size of output: 1144 [2021-03-13 00:45:14,526 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1039 DAG size of output: 879 [2021-03-13 00:45:16,750 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1522 DAG size of output: 1187 [2021-03-13 00:45:17,511 WARN L205 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 5218 DAG size of output: 3724 [2021-03-13 00:45:19,581 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 981 DAG size of output: 813 [2021-03-13 00:45:21,494 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 1512 DAG size of output: 1289 [2021-03-13 00:45:22,533 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 6570 DAG size of output: 4852 [2021-03-13 00:45:23,714 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 7108 DAG size of output: 5110 [2021-03-13 00:45:26,107 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 921 DAG size of output: 848 [2021-03-13 00:45:28,481 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 726 [2021-03-13 00:45:28,914 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 974 DAG size of output: 895 [2021-03-13 00:45:29,194 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 1492 DAG size of output: 1299 [2021-03-13 00:45:31,069 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 908 DAG size of output: 733 [2021-03-13 00:45:33,152 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1373 DAG size of output: 1090 [2021-03-13 00:45:36,692 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1595 DAG size of output: 1077 [2021-03-13 00:45:37,041 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 2702 DAG size of output: 1953 [2021-03-13 00:45:38,698 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 594 [2021-03-13 00:45:39,170 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 3196 DAG size of output: 2428 [2021-03-13 00:45:43,908 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1356 DAG size of output: 1037 [2021-03-13 00:45:44,148 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 1870 DAG size of output: 1434 [2021-03-13 00:45:45,217 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 5301 DAG size of output: 4188 [2021-03-13 00:45:46,362 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 5805 DAG size of output: 4374 [2021-03-13 00:45:48,624 WARN L205 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 12038 DAG size of output: 8212 [2021-03-13 00:45:52,653 WARN L205 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 13337 DAG size of output: 9004 [2021-03-13 00:45:52,901 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1367 DAG size of output: 2039 [2021-03-13 00:45:55,651 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 552 [2021-03-13 00:46:00,013 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 1723 DAG size of output: 1222 [2021-03-13 00:46:03,671 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1579 DAG size of output: 1089 [2021-03-13 00:46:04,046 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 2998 DAG size of output: 2074 [2021-03-13 00:46:04,597 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 3436 DAG size of output: 2489 [2021-03-13 00:46:06,562 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 703 [2021-03-13 00:46:08,360 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1552 DAG size of output: 1081 [2021-03-13 00:46:09,504 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 1978 DAG size of output: 1428 [2021-03-13 00:46:12,315 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 537 [2021-03-13 00:46:12,447 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 620 [2021-03-13 00:46:12,648 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 817 [2021-03-13 00:46:15,119 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1061 DAG size of output: 866 [2021-03-13 00:46:15,417 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 1664 DAG size of output: 1332 [2021-03-13 00:46:16,526 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 5745 DAG size of output: 4139 [2021-03-13 00:46:17,669 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 6248 DAG size of output: 4327 [2021-03-13 00:46:18,934 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 6926 DAG size of output: 4777 [2021-03-13 00:46:22,674 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 820 DAG size of output: 674 [2021-03-13 00:46:22,795 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 916 DAG size of output: 749 [2021-03-13 00:46:22,960 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 1024 [2021-03-13 00:46:25,285 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1111 DAG size of output: 966 [2021-03-13 00:46:25,567 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 2063 DAG size of output: 1650 [2021-03-13 00:46:29,143 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1372 DAG size of output: 1162 [2021-03-13 00:46:31,137 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 807 [2021-03-13 00:46:31,258 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 1101 DAG size of output: 884 [2021-03-13 00:46:33,539 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1578 DAG size of output: 1160 [2021-03-13 00:46:33,919 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 2580 DAG size of output: 2052 [2021-03-13 00:46:36,118 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 994 DAG size of output: 826 [2021-03-13 00:46:36,650 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 3427 DAG size of output: 2738 [2021-03-13 00:46:39,271 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1002 DAG size of output: 816 [2021-03-13 00:46:39,417 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1296 DAG size of output: 1045 [2021-03-13 00:46:41,425 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 1733 DAG size of output: 1407 [2021-03-13 00:46:42,557 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 5576 DAG size of output: 4683 [2021-03-13 00:46:43,770 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 6113 DAG size of output: 4943 [2021-03-13 00:46:45,046 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 6791 DAG size of output: 5381 [2021-03-13 00:46:47,660 WARN L205 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 12418 DAG size of output: 9043 [2021-03-13 00:46:52,845 WARN L205 SmtUtils]: Spent 5.11 s on a formula simplification. DAG size of input: 22845 DAG size of output: 16083 [2021-03-13 00:46:58,592 WARN L205 SmtUtils]: Spent 5.63 s on a formula simplification. DAG size of input: 23209 DAG size of output: 16715 [2021-03-13 00:46:58,894 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 1426 DAG size of output: 1779 [2021-03-13 00:46:59,191 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1285 DAG size of output: 1777 [2021-03-13 00:46:59,434 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 1493 [2021-03-13 00:47:02,189 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 884 DAG size of output: 802 [2021-03-13 00:47:03,161 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 1258 DAG size of output: 1157 [2021-03-13 00:47:03,419 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 1469 DAG size of output: 1210 [2021-03-13 00:47:04,170 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 1904 DAG size of output: 1505 [2021-03-13 00:47:04,308 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1135 DAG size of output: 1189 [2021-03-13 00:47:04,490 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 1514 [2021-03-13 00:47:11,562 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1084 DAG size of output: 976 [2021-03-13 00:47:11,729 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1700 DAG size of output: 1234 [2021-03-13 00:47:11,961 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 1857 DAG size of output: 1354 [2021-03-13 00:47:12,345 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 3406 DAG size of output: 2495 [2021-03-13 00:47:12,767 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 3970 DAG size of output: 2578 [2021-03-13 00:47:13,354 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 4156 DAG size of output: 2573 [2021-03-13 00:47:13,940 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 4664 DAG size of output: 3162 [2021-03-13 00:47:17,729 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 887 DAG size of output: 679 [2021-03-13 00:47:19,682 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1684 DAG size of output: 1181 [2021-03-13 00:47:21,938 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 3015 DAG size of output: 1852 [2021-03-13 00:47:22,442 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 3175 DAG size of output: 1957 [2021-03-13 00:47:23,260 WARN L205 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 6365 DAG size of output: 3750 [2021-03-13 00:47:24,464 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 8060 DAG size of output: 5076 [2021-03-13 00:47:26,075 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 8188 DAG size of output: 5271 [2021-03-13 00:47:26,248 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1180 DAG size of output: 1529 [2021-03-13 00:47:26,462 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1141 DAG size of output: 1195 [2021-03-13 00:47:26,624 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1139 DAG size of output: 1427 [2021-03-13 00:47:26,885 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1094 DAG size of output: 1583 [2021-03-13 00:47:33,135 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1108 DAG size of output: 1037 [2021-03-13 00:47:33,532 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 2293 DAG size of output: 2001 [2021-03-13 00:47:33,923 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 2836 DAG size of output: 2103 [2021-03-13 00:47:34,365 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 3353 DAG size of output: 2555 [2021-03-13 00:47:35,034 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 3567 DAG size of output: 2664 [2021-03-13 00:47:35,588 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 4345 DAG size of output: 3363 [2021-03-13 00:47:39,050 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 811 DAG size of output: 684 [2021-03-13 00:47:40,543 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1475 DAG size of output: 1147 [2021-03-13 00:47:40,709 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1612 DAG size of output: 1237 [2021-03-13 00:47:43,115 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 2768 DAG size of output: 2038 [2021-03-13 00:47:43,633 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 2952 DAG size of output: 2150 [2021-03-13 00:47:44,477 WARN L205 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 6257 DAG size of output: 4139 [2021-03-13 00:47:45,530 WARN L205 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 6355 DAG size of output: 4104 [2021-03-13 00:47:49,967 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1128 DAG size of output: 964 [2021-03-13 00:47:50,228 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 1682 DAG size of output: 1473 [2021-03-13 00:47:50,554 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 1895 DAG size of output: 1535 [2021-03-13 00:47:50,879 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 2330 DAG size of output: 1830 [2021-03-13 00:47:51,243 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 2397 DAG size of output: 1932 [2021-03-13 00:47:52,577 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 8513 DAG size of output: 5801 [2021-03-13 00:47:55,249 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 15064 DAG size of output: 9782 [2021-03-13 00:47:58,591 WARN L205 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 15140 DAG size of output: 9810 [2021-03-13 00:47:58,753 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1416 DAG size of output: 1416 [2021-03-13 00:47:59,433 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 1383 [2021-03-13 00:48:01,328 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1315 DAG size of output: 1984 [2021-03-13 00:48:03,569 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1147 DAG size of output: 963 [2021-03-13 00:48:05,260 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1723 DAG size of output: 1229 [2021-03-13 00:48:05,446 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1916 DAG size of output: 1386 [2021-03-13 00:48:05,661 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 2039 DAG size of output: 1510 [2021-03-13 00:48:09,931 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1787 DAG size of output: 1239 [2021-03-13 00:48:10,343 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 2994 DAG size of output: 2174 [2021-03-13 00:48:12,666 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 758 DAG size of output: 695 [2021-03-13 00:48:12,785 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 854 DAG size of output: 778 [2021-03-13 00:48:14,998 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 860 DAG size of output: 671 [2021-03-13 00:48:15,228 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 1346 DAG size of output: 1059 [2021-03-13 00:48:19,234 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1513 DAG size of output: 1131 [2021-03-13 00:48:20,044 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 5002 DAG size of output: 3701 [2021-03-13 00:48:23,023 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 924 DAG size of output: 828 [2021-03-13 00:48:24,009 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 1309 DAG size of output: 1214 Received shutdown request... [2021-03-13 00:48:25,163 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 6165 DAG size of output: 4799 [2021-03-13 00:48:26,411 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 6792 DAG size of output: 5019 [2021-03-13 00:48:26,679 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14282 [2021-03-13 00:48:26,679 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-13 00:48:26,684 WARN L224 ceAbstractionStarter]: Timeout [2021-03-13 00:48:26,684 INFO L202 PluginConnector]: Adding new model unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 12:48:26 BasicIcfg [2021-03-13 00:48:26,684 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-13 00:48:26,685 INFO L168 Benchmark]: Toolchain (without parser) took 843419.01 ms. Allocated memory was 406.8 MB in the beginning and 4.2 GB in the end (delta: 3.8 GB). Free memory was 387.2 MB in the beginning and 3.2 GB in the end (delta: -2.8 GB). Peak memory consumption was 2.6 GB. Max. memory is 16.0 GB. [2021-03-13 00:48:26,685 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 406.8 MB. Free memory was 388.3 MB in the beginning and 388.3 MB in the end (delta: 73.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 00:48:26,685 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.67 ms. Allocated memory is still 406.8 MB. Free memory was 386.7 MB in the beginning and 385.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 00:48:26,685 INFO L168 Benchmark]: Boogie Preprocessor took 14.65 ms. Allocated memory is still 406.8 MB. Free memory was 385.2 MB in the beginning and 384.3 MB in the end (delta: 918.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 00:48:26,685 INFO L168 Benchmark]: RCFGBuilder took 245.39 ms. Allocated memory is still 406.8 MB. Free memory was 384.2 MB in the beginning and 370.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-03-13 00:48:26,685 INFO L168 Benchmark]: TraceAbstraction took 843124.16 ms. Allocated memory was 406.8 MB in the beginning and 4.2 GB in the end (delta: 3.8 GB). Free memory was 370.1 MB in the beginning and 3.2 GB in the end (delta: -2.8 GB). Peak memory consumption was 2.6 GB. Max. memory is 16.0 GB. [2021-03-13 00:48:26,685 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 406.8 MB. Free memory was 388.3 MB in the beginning and 388.3 MB in the end (delta: 73.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 24.67 ms. Allocated memory is still 406.8 MB. Free memory was 386.7 MB in the beginning and 385.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 14.65 ms. Allocated memory is still 406.8 MB. Free memory was 385.2 MB in the beginning and 384.3 MB in the end (delta: 918.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 245.39 ms. Allocated memory is still 406.8 MB. Free memory was 384.2 MB in the beginning and 370.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 843124.16 ms. Allocated memory was 406.8 MB in the beginning and 4.2 GB in the end (delta: 3.8 GB). Free memory was 370.1 MB in the beginning and 3.2 GB in the end (delta: -2.8 GB). Peak memory consumption was 2.6 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 117.1ms, 20 PlacesBefore, 18 PlacesAfterwards, 15 TransitionsBefore, 13 TransitionsAfterwards, 16 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 18 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 18, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 814, positive: 564, positive conditional: 564, positive unconditional: 0, negative: 250, negative conditional: 250, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 564, positive: 564, positive conditional: 564, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 564, positive: 564, positive conditional: 0, positive unconditional: 564, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 564, positive: 556, positive conditional: 0, positive unconditional: 556, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 250 - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 53). Cancelled while PartialOrderCegarLoop was analyzing trace of length 30 with TraceHistMax 14,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 843027.2ms, OverallIterations: 18, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 143.8ms, PartialOrderReductionTime: 1993.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 182, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 93.2ms SsaConstructionTime, 374.7ms SatisfiabilityAnalysisTime, 102039.8ms InterpolantComputationTime, 574 NumberOfCodeBlocks, 574 NumberOfCodeBlocksAsserted, 64 NumberOfCheckSat, 541 ConstructedInterpolants, 0 QuantifiedInterpolants, 4099 SizeOfPredicates, 18 NumberOfNonLiveVariables, 1175 ConjunctsInSsa, 286 ConjunctsInUnsatCore, 33 InterpolantComputations, 1 PerfectInterpolantSequences, 460/1316 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown