/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-07 02:30:03,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-07 02:30:03,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-07 02:30:03,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-07 02:30:03,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random7777.epf [2021-06-07 02:30:03,189 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-07 02:30:03,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-07 02:30:03,190 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-07 02:30:03,190 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-07 02:30:03,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-07 02:30:03,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-07 02:30:03,191 INFO L138 SettingsManager]: * Use SBE=true [2021-06-07 02:30:03,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-07 02:30:03,191 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-07 02:30:03,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-07 02:30:03,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-07 02:30:03,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-07 02:30:03,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-07 02:30:03,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-07 02:30:03,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-07 02:30:03,192 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-07 02:30:03,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-07 02:30:03,193 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-07 02:30:03,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-07 02:30:03,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-07 02:30:03,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-07 02:30:03,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-07 02:30:03,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-07 02:30:03,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 02:30:03,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-07 02:30:03,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-07 02:30:03,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-07 02:30:03,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-07 02:30:03,194 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-07 02:30:03,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-07 02:30:03,194 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-07 02:30:03,194 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-07 02:30:03,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-07 02:30:03,195 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-07 02:30:03,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-07 02:30:03,195 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-07 02:30:03,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-07 02:30:03,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-07 02:30:03,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-07 02:30:03,544 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-07 02:30:03,544 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-07 02:30:03,545 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl [2021-06-07 02:30:03,554 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl' [2021-06-07 02:30:03,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-07 02:30:03,922 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-07 02:30:03,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-07 02:30:03,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-07 02:30:03,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-07 02:30:03,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:30:03" (1/1) ... [2021-06-07 02:30:03,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:30:03" (1/1) ... [2021-06-07 02:30:03,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-07 02:30:03,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-07 02:30:03,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-07 02:30:03,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-07 02:30:03,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:30:03" (1/1) ... [2021-06-07 02:30:03,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:30:03" (1/1) ... [2021-06-07 02:30:03,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:30:03" (1/1) ... [2021-06-07 02:30:03,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:30:03" (1/1) ... [2021-06-07 02:30:03,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:30:03" (1/1) ... [2021-06-07 02:30:03,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:30:03" (1/1) ... [2021-06-07 02:30:03,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:30:03" (1/1) ... [2021-06-07 02:30:03,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-07 02:30:03,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-07 02:30:03,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-07 02:30:03,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-07 02:30:03,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:30:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 02:30:04,033 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-07 02:30:04,033 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-07 02:30:04,033 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-07 02:30:04,034 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-07 02:30:04,034 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-07 02:30:04,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-07 02:30:04,034 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-07 02:30:04,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-07 02:30:04,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-07 02:30:04,036 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-07 02:30:04,232 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-07 02:30:04,244 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-07 02:30:04,245 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-07 02:30:04,246 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 02:30:04 BoogieIcfgContainer [2021-06-07 02:30:04,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-07 02:30:04,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-07 02:30:04,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-07 02:30:04,250 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-07 02:30:04,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:30:03" (1/2) ... [2021-06-07 02:30:04,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32c0c5c5 and model type unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.06 02:30:04, skipping insertion in model container [2021-06-07 02:30:04,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 02:30:04" (2/2) ... [2021-06-07 02:30:04,252 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-2.wvr.bpl [2021-06-07 02:30:04,256 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-07 02:30:04,270 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-07 02:30:04,271 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-07 02:30:04,271 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-07 02:30:04,312 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-07 02:30:04,353 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-07 02:30:04,394 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 02:30:04,394 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 02:30:04,394 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 02:30:04,394 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 02:30:04,394 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 02:30:04,394 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 02:30:04,395 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 02:30:04,395 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-07 02:30:04,417 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:04,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:04,422 INFO L82 PathProgramCache]: Analyzing trace with hash -175760793, now seen corresponding path program 1 times [2021-06-07 02:30:04,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:04,429 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472061679] [2021-06-07 02:30:04,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:04,645 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:04,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472061679] [2021-06-07 02:30:04,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472061679] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 02:30:04,646 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 02:30:04,646 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 02:30:04,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744012541] [2021-06-07 02:30:04,650 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-07 02:30:04,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:04,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-07 02:30:04,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-06-07 02:30:04,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:04,663 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:04,664 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 02:30:04,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:04,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:04,685 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-07 02:30:04,686 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:04,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:04,686 INFO L82 PathProgramCache]: Analyzing trace with hash 591519521, now seen corresponding path program 1 times [2021-06-07 02:30:04,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:04,687 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480548494] [2021-06-07 02:30:04,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:04,731 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:04,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480548494] [2021-06-07 02:30:04,731 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480548494] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:04,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44667982] [2021-06-07 02:30:04,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:04,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:04,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-07 02:30:04,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:05,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-07 02:30:05,014 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 02:30:05,016 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:05,021 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 02:30:05,022 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-06-07 02:30:05,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:05,046 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44667982] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:05,046 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:05,046 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-07 02:30:05,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156028161] [2021-06-07 02:30:05,048 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-07 02:30:05,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:05,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-07 02:30:05,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-06-07 02:30:05,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:05,050 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:05,050 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 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) [2021-06-07 02:30:05,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:05,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:05,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:05,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:05,309 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:05,309 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:05,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:05,310 INFO L82 PathProgramCache]: Analyzing trace with hash -1392594521, now seen corresponding path program 2 times [2021-06-07 02:30:05,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:05,310 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356512179] [2021-06-07 02:30:05,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:05,353 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:05,353 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:05,353 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356512179] [2021-06-07 02:30:05,354 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356512179] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:05,354 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890925645] [2021-06-07 02:30:05,354 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:05,398 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 02:30:05,398 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:30:05,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-07 02:30:05,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:05,462 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [890925645] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 02:30:05,462 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-07 02:30:05,462 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2021-06-07 02:30:05,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013001782] [2021-06-07 02:30:05,463 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-07 02:30:05,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:05,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-07 02:30:05,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-07 02:30:05,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:05,464 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:05,464 INFO L483 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) [2021-06-07 02:30:05,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:05,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:05,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:05,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:05,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:05,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:05,716 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:05,717 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:05,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:05,718 INFO L82 PathProgramCache]: Analyzing trace with hash -174471282, now seen corresponding path program 1 times [2021-06-07 02:30:05,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:05,718 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832198657] [2021-06-07 02:30:05,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:05,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:05,806 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:05,806 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832198657] [2021-06-07 02:30:05,806 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832198657] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:05,806 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298351102] [2021-06-07 02:30:05,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:05,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-07 02:30:05,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:06,025 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:06,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 37 [2021-06-07 02:30:06,055 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2021-06-07 02:30:06,063 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:06,063 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 [2021-06-07 02:30:06,068 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-07 02:30:06,088 INFO L628 ElimStorePlain]: treesize reduction 12, result has 55.6 percent of original size [2021-06-07 02:30:06,089 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-07 02:30:06,090 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:15 [2021-06-07 02:30:06,154 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:06,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1298351102] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:06,154 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:06,154 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-06-07 02:30:06,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146926387] [2021-06-07 02:30:06,155 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-07 02:30:06,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:06,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-07 02:30:06,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-06-07 02:30:06,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:06,156 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:06,156 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 02:30:06,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:06,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:06,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:06,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:06,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:06,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:06,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:06,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:06,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:06,445 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:06,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:06,445 INFO L82 PathProgramCache]: Analyzing trace with hash 57413780, now seen corresponding path program 2 times [2021-06-07 02:30:06,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:06,446 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965893378] [2021-06-07 02:30:06,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:06,523 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:06,524 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:06,524 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965893378] [2021-06-07 02:30:06,524 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965893378] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:06,524 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [204557413] [2021-06-07 02:30:06,524 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:06,551 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 02:30:06,551 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:30:06,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-07 02:30:06,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:06,700 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:06,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-06-07 02:30:06,722 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 02:30:06,723 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:06,724 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 02:30:06,724 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-06-07 02:30:06,731 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:06,731 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [204557413] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:06,731 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:06,732 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-06-07 02:30:06,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674302966] [2021-06-07 02:30:06,732 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-07 02:30:06,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:06,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-07 02:30:06,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-06-07 02:30:06,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:06,736 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:06,736 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 02:30:06,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:06,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:06,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:06,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:06,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:07,059 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-07 02:30:07,059 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:07,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:07,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1344083890, now seen corresponding path program 3 times [2021-06-07 02:30:07,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:07,060 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327958204] [2021-06-07 02:30:07,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:07,106 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:07,106 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:07,107 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327958204] [2021-06-07 02:30:07,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327958204] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:07,107 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946072360] [2021-06-07 02:30:07,107 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:07,137 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-07 02:30:07,138 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:30:07,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-07 02:30:07,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:07,187 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:07,187 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [946072360] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:07,187 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:07,187 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-06-07 02:30:07,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711823239] [2021-06-07 02:30:07,188 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-07 02:30:07,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:07,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-07 02:30:07,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-06-07 02:30:07,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:07,189 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:07,189 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 02:30:07,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:07,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:07,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:07,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:07,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:07,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:07,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:07,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:07,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:07,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:07,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:07,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:07,465 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-07 02:30:07,465 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:07,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:07,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1329358279, now seen corresponding path program 4 times [2021-06-07 02:30:07,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:07,466 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645705233] [2021-06-07 02:30:07,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:07,574 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:07,574 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:07,574 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645705233] [2021-06-07 02:30:07,574 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645705233] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:07,574 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142443642] [2021-06-07 02:30:07,575 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:07,608 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 02:30:07,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:30:07,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-07 02:30:07,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:07,871 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:07,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 25 treesize of output 99 [2021-06-07 02:30:08,035 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2021-06-07 02:30:08,056 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:08,057 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 [2021-06-07 02:30:08,108 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-07 02:30:08,124 INFO L628 ElimStorePlain]: treesize reduction 12, result has 55.6 percent of original size [2021-06-07 02:30:08,125 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-07 02:30:08,125 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:58, output treesize:15 [2021-06-07 02:30:08,158 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:08,158 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142443642] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:08,158 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:08,158 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 17 [2021-06-07 02:30:08,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531994733] [2021-06-07 02:30:08,159 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-07 02:30:08,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:08,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-07 02:30:08,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2021-06-07 02:30:08,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:08,160 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:08,160 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 17 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) [2021-06-07 02:30:08,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:08,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:08,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:08,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:08,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:08,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:08,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:08,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:08,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:08,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:08,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:08,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:08,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:08,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:08,464 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:08,465 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:08,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:08,465 INFO L82 PathProgramCache]: Analyzing trace with hash -1185138943, now seen corresponding path program 5 times [2021-06-07 02:30:08,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:08,466 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341970924] [2021-06-07 02:30:08,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:08,566 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:08,566 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:08,567 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341970924] [2021-06-07 02:30:08,567 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341970924] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:08,567 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424644560] [2021-06-07 02:30:08,567 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:08,593 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-07 02:30:08,593 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:30:08,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-07 02:30:08,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:08,830 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:08,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-06-07 02:30:08,960 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 02:30:08,962 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:08,962 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 02:30:08,962 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-06-07 02:30:08,969 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:08,970 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [424644560] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:08,970 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:08,970 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-06-07 02:30:08,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218056969] [2021-06-07 02:30:08,971 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-07 02:30:08,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:08,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-07 02:30:08,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2021-06-07 02:30:08,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:08,972 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:08,972 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 18 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) [2021-06-07 02:30:08,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:08,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:08,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:08,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:08,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:08,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:08,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:08,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:09,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:09,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:09,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:09,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:09,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:09,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:09,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:09,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:09,330 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2021-06-07 02:30:09,331 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:09,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:09,331 INFO L82 PathProgramCache]: Analyzing trace with hash -1825141497, now seen corresponding path program 6 times [2021-06-07 02:30:09,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:09,331 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178440924] [2021-06-07 02:30:09,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:09,405 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:09,405 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178440924] [2021-06-07 02:30:09,406 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178440924] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:09,406 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159290723] [2021-06-07 02:30:09,406 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:09,452 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-07 02:30:09,452 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:30:09,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-07 02:30:09,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:09,506 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:09,506 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159290723] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:09,507 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:09,507 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-06-07 02:30:09,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408999808] [2021-06-07 02:30:09,507 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-07 02:30:09,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:09,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-07 02:30:09,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-06-07 02:30:09,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:09,508 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:09,508 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 1.75) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 02:30:09,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:09,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:09,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:09,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:09,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:09,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:09,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:09,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:09,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:09,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:09,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:09,851 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:09,851 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:09,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:09,851 INFO L82 PathProgramCache]: Analyzing trace with hash -698525650, now seen corresponding path program 7 times [2021-06-07 02:30:09,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:09,852 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058122342] [2021-06-07 02:30:09,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:09,968 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:09,968 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:09,968 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058122342] [2021-06-07 02:30:09,968 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058122342] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:09,968 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1372018381] [2021-06-07 02:30:09,968 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:09,995 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-07 02:30:09,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:10,298 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:10,298 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 [2021-06-07 02:30:10,454 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 02:30:10,635 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 87 [2021-06-07 02:30:10,635 INFO L354 Elim1Store]: treesize reduction 24, result has 85.8 percent of original size [2021-06-07 02:30:10,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 13 new quantified variables, introduced 21 case distinctions, treesize of input 33 treesize of output 169 [2021-06-07 02:30:10,992 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-06-07 02:30:11,006 INFO L628 ElimStorePlain]: treesize reduction 14, result has 51.7 percent of original size [2021-06-07 02:30:11,007 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-07 02:30:11,007 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:74, output treesize:15 [2021-06-07 02:30:11,037 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:11,038 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1372018381] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:11,038 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:11,038 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13] total 22 [2021-06-07 02:30:11,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764623113] [2021-06-07 02:30:11,038 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-07 02:30:11,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:11,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-07 02:30:11,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=440, Unknown=0, NotChecked=0, Total=506 [2021-06-07 02:30:11,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:11,039 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:11,039 INFO L483 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) [2021-06-07 02:30:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:11,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:11,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:11,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:11,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:11,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:11,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:11,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:11,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:11,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:11,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:30:11,420 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:11,421 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:11,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:11,421 INFO L82 PathProgramCache]: Analyzing trace with hash -1560656716, now seen corresponding path program 8 times [2021-06-07 02:30:11,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:11,422 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100051592] [2021-06-07 02:30:11,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:11,577 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:11,577 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:11,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100051592] [2021-06-07 02:30:11,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100051592] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:11,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95500176] [2021-06-07 02:30:11,577 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:11,607 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 02:30:11,607 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:30:11,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 40 conjunts are in the unsatisfiable core [2021-06-07 02:30:11,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:11,984 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:11,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 13 new quantified variables, introduced 21 case distinctions, treesize of input 35 treesize of output 193 [2021-06-07 02:30:12,892 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 223 [2021-06-07 02:30:13,846 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 02:30:13,847 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:13,848 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 02:30:13,848 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-06-07 02:30:13,856 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:13,856 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95500176] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:13,856 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:13,856 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-06-07 02:30:13,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476002674] [2021-06-07 02:30:13,857 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-07 02:30:13,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:13,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-07 02:30:13,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-06-07 02:30:13,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:13,858 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:13,858 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.36) internal successors, (34), 24 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 02:30:13,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:13,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:13,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:13,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:13,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:13,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:13,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:13,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:13,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:13,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:30:13,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:14,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:14,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:30:14,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 02:30:14,307 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable181 [2021-06-07 02:30:14,308 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:14,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:14,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1778051310, now seen corresponding path program 9 times [2021-06-07 02:30:14,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:14,308 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3101910] [2021-06-07 02:30:14,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:14,411 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:14,411 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:14,412 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3101910] [2021-06-07 02:30:14,412 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3101910] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:14,412 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790874314] [2021-06-07 02:30:14,412 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:14,445 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-07 02:30:14,445 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:30:14,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-07 02:30:14,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:14,505 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:14,505 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790874314] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:14,505 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:14,505 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-07 02:30:14,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517625066] [2021-06-07 02:30:14,506 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-07 02:30:14,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:14,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-07 02:30:14,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2021-06-07 02:30:14,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:14,508 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:14,508 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.6) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 02:30:14,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:14,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:14,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:14,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:14,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:14,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:14,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:14,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:14,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:14,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:30:14,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 02:30:14,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:14,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:14,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:14,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:14,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:14,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:14,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:14,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:14,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:14,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:14,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:30:14,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 02:30:14,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 02:30:14,841 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable395,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:14,842 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:14,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:14,842 INFO L82 PathProgramCache]: Analyzing trace with hash -668698329, now seen corresponding path program 10 times [2021-06-07 02:30:14,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:14,842 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580801792] [2021-06-07 02:30:14,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:14,988 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:14,988 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:14,988 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580801792] [2021-06-07 02:30:14,988 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580801792] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:14,988 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [585558133] [2021-06-07 02:30:14,988 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:15,019 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 02:30:15,019 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:30:15,020 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 47 conjunts are in the unsatisfiable core [2021-06-07 02:30:15,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:15,444 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:15,445 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 [2021-06-07 02:30:16,612 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 272 [2021-06-07 02:30:16,716 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 272 [2021-06-07 02:30:16,845 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 279 [2021-06-07 02:30:17,022 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 307 [2021-06-07 02:30:17,418 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 239 [2021-06-07 02:30:18,110 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 02:30:18,395 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 147 [2021-06-07 02:30:18,396 INFO L354 Elim1Store]: treesize reduction 32, result has 88.9 percent of original size [2021-06-07 02:30:18,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 36 case distinctions, treesize of input 41 treesize of output 287 [2021-06-07 02:30:19,093 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 293 [2021-06-07 02:30:19,324 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 302 [2021-06-07 02:30:20,644 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 260 [2021-06-07 02:30:20,830 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 292 [2021-06-07 02:30:21,020 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 292 [2021-06-07 02:30:21,262 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 294 [2021-06-07 02:30:21,482 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 286 [2021-06-07 02:30:22,187 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-06-07 02:30:22,201 INFO L628 ElimStorePlain]: treesize reduction 14, result has 51.7 percent of original size [2021-06-07 02:30:22,202 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-07 02:30:22,202 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:90, output treesize:15 [2021-06-07 02:30:22,237 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:22,237 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [585558133] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:22,237 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:22,237 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 27 [2021-06-07 02:30:22,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752276314] [2021-06-07 02:30:22,238 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-07 02:30:22,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:22,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-07 02:30:22,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=677, Unknown=0, NotChecked=0, Total=756 [2021-06-07 02:30:22,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:22,238 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:22,238 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 27 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 02:30:22,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:22,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:22,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:22,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:22,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:22,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:22,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:30:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 02:30:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 02:30:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:22,631 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable396 [2021-06-07 02:30:22,631 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:22,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:22,631 INFO L82 PathProgramCache]: Analyzing trace with hash -510855455, now seen corresponding path program 11 times [2021-06-07 02:30:22,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:22,632 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912874083] [2021-06-07 02:30:22,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:22,843 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:22,843 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:22,843 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912874083] [2021-06-07 02:30:22,843 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912874083] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:22,843 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [201236986] [2021-06-07 02:30:22,843 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:22,875 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-07 02:30:22,875 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:30:22,876 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-07 02:30:22,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:23,392 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-06-07 02:30:23,393 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:23,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 36 case distinctions, treesize of input 43 treesize of output 319 [2021-06-07 02:30:25,496 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 02:30:25,497 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:25,498 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 02:30:25,498 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-06-07 02:30:25,504 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:25,504 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [201236986] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:25,504 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:25,504 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-07 02:30:25,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978583312] [2021-06-07 02:30:25,506 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-07 02:30:25,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:25,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-07 02:30:25,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=856, Unknown=0, NotChecked=0, Total=930 [2021-06-07 02:30:25,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:25,508 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:25,508 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 30 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 02:30:25,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:25,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:25,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:25,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:25,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:25,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:25,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:25,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:25,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:25,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:30:25,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 02:30:25,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 02:30:25,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:25,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:30:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 02:30:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 02:30:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 02:30:26,015 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable998,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:26,015 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:26,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:26,016 INFO L82 PathProgramCache]: Analyzing trace with hash 87306343, now seen corresponding path program 12 times [2021-06-07 02:30:26,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:26,016 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014708019] [2021-06-07 02:30:26,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:26,155 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:26,155 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:26,155 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014708019] [2021-06-07 02:30:26,155 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014708019] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:26,155 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2127875514] [2021-06-07 02:30:26,155 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:26,189 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-07 02:30:26,190 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:30:26,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-07 02:30:26,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:26,246 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 55 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:26,246 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2127875514] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:26,246 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:30:26,246 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-06-07 02:30:26,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899469047] [2021-06-07 02:30:26,246 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-07 02:30:26,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:30:26,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-07 02:30:26,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-06-07 02:30:26,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:26,247 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:30:26,247 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.5) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 02:30:26,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:26,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 02:30:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:30:26,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:30:26,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:30:26,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:26,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:30:26,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:30:26,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:26,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:30:26,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:30:26,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:26,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:30:26,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 02:30:26,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 02:30:26,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:30:26,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 02:30:26,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 02:30:26,652 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1271,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:26,653 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:30:26,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:30:26,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1542184754, now seen corresponding path program 13 times [2021-06-07 02:30:26,653 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:30:26,653 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490719575] [2021-06-07 02:30:26,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:30:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:26,849 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:30:26,850 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:30:26,850 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490719575] [2021-06-07 02:30:26,850 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490719575] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:30:26,850 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1835434443] [2021-06-07 02:30:26,850 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:30:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:30:26,885 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-07 02:30:26,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:30:27,475 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-07 02:30:27,475 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:30:27,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-06-07 02:30:28,121 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 229 [2021-06-07 02:30:28,775 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 574 DAG size of output: 325 [2021-06-07 02:30:28,976 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 346 [2021-06-07 02:30:29,212 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 380 [2021-06-07 02:30:29,452 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 390 [2021-06-07 02:30:29,729 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 642 DAG size of output: 391 [2021-06-07 02:30:30,011 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 642 DAG size of output: 391 [2021-06-07 02:30:30,341 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 657 DAG size of output: 406 [2021-06-07 02:30:30,922 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 408 DAG size of output: 353 [2021-06-07 02:30:31,607 WARN L205 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 461 [2021-06-07 02:30:31,875 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 366 [2021-06-07 02:30:32,004 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 247 [2021-06-07 02:30:32,803 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 258 [2021-06-07 02:30:33,010 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 265 [2021-06-07 02:30:33,227 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 327 [2021-06-07 02:30:33,416 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 290 [2021-06-07 02:30:34,010 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 174 [2021-06-07 02:30:34,690 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 242 [2021-06-07 02:30:35,012 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 291 [2021-06-07 02:30:35,300 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 333 [2021-06-07 02:30:35,676 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 425 [2021-06-07 02:30:36,236 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 802 DAG size of output: 544 [2021-06-07 02:30:36,603 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 402 [2021-06-07 02:30:36,759 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 259 [2021-06-07 02:30:37,730 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 249 [2021-06-07 02:30:37,962 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 319 [2021-06-07 02:30:38,894 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 347 [2021-06-07 02:30:39,181 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 383 [2021-06-07 02:30:40,184 WARN L205 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 1257 DAG size of output: 790 [2021-06-07 02:30:41,407 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 1274 DAG size of output: 807 [2021-06-07 02:30:42,633 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 1274 DAG size of output: 807 [2021-06-07 02:30:44,009 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 1285 DAG size of output: 818 [2021-06-07 02:30:45,283 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 816 DAG size of output: 748 [2021-06-07 02:30:45,859 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 489 [2021-06-07 02:30:46,363 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 258 [2021-06-07 02:30:46,512 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 235 [2021-06-07 02:30:46,971 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 169 [2021-06-07 02:30:47,471 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 341 DAG size of output: 236 [2021-06-07 02:30:47,702 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 315 [2021-06-07 02:30:48,000 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 315 [2021-06-07 02:30:48,816 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 167 [2021-06-07 02:30:49,105 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 190 [2021-06-07 02:30:49,284 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 198 [2021-06-07 02:30:49,788 WARN L205 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 734 DAG size of output: 429 [2021-06-07 02:30:49,954 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 202 [2021-06-07 02:30:51,051 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 846 DAG size of output: 508 [2021-06-07 02:30:51,650 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 846 DAG size of output: 508 [2021-06-07 02:30:52,538 WARN L205 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 853 DAG size of output: 595 [2021-06-07 02:30:52,711 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 255 [2021-06-07 02:30:53,347 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 276 [2021-06-07 02:30:53,855 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 256 [2021-06-07 02:30:54,094 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 559 DAG size of output: 326 [2021-06-07 02:30:54,326 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 559 DAG size of output: 326 [2021-06-07 02:30:54,591 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 563 DAG size of output: 331 [2021-06-07 02:30:55,078 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 02:30:55,496 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 223 [2021-06-07 02:30:55,496 INFO L354 Elim1Store]: treesize reduction 40, result has 90.9 percent of original size [2021-06-07 02:30:55,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 21 new quantified variables, introduced 55 case distinctions, treesize of input 49 treesize of output 437 [2021-06-07 02:30:56,277 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 258 [2021-06-07 02:30:56,420 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 299 [2021-06-07 02:30:56,563 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 299 [2021-06-07 02:30:56,750 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 298 [2021-06-07 02:30:56,921 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 311 [2021-06-07 02:30:57,025 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 304 [2021-06-07 02:30:57,701 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 173 [2021-06-07 02:30:57,870 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 199 [2021-06-07 02:30:58,090 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 207 [2021-06-07 02:30:58,757 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 197 [2021-06-07 02:30:58,951 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 228 [2021-06-07 02:30:59,196 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2021-06-07 02:30:59,585 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 279 [2021-06-07 02:31:00,058 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 295 [2021-06-07 02:31:00,503 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 335 [2021-06-07 02:31:00,611 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 282 [2021-06-07 02:31:01,294 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 257 [2021-06-07 02:31:01,437 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 277 [2021-06-07 02:31:02,043 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 242 [2021-06-07 02:31:02,196 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 262 [2021-06-07 02:31:02,709 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 305 [2021-06-07 02:31:03,165 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 431 [2021-06-07 02:31:03,752 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 470 [2021-06-07 02:31:04,619 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 206 [2021-06-07 02:31:05,254 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 268 [2021-06-07 02:31:05,611 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 321 [2021-06-07 02:31:06,334 WARN L205 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 715 DAG size of output: 536 [2021-06-07 02:31:07,269 WARN L205 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 809 DAG size of output: 616 [2021-06-07 02:31:08,789 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 1049 DAG size of output: 792 [2021-06-07 02:31:10,561 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 1083 DAG size of output: 817 [2021-06-07 02:31:12,298 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 1083 DAG size of output: 817 [2021-06-07 02:31:14,349 WARN L205 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 1094 DAG size of output: 819 [2021-06-07 02:31:15,587 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 815 DAG size of output: 587 [2021-06-07 02:31:15,719 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 569 [2021-06-07 02:31:16,547 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 610 [2021-06-07 02:31:17,140 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 581 [2021-06-07 02:31:17,979 WARN L205 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 522 [2021-06-07 02:31:18,881 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 241 [2021-06-07 02:31:19,748 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 335 [2021-06-07 02:31:20,883 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 428 [2021-06-07 02:31:21,415 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 466 [2021-06-07 02:31:22,068 WARN L205 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 698 DAG size of output: 513 [2021-06-07 02:31:22,932 WARN L205 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 833 DAG size of output: 583 [2021-06-07 02:31:23,933 WARN L205 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 891 DAG size of output: 619 [2021-06-07 02:31:24,968 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 911 DAG size of output: 632 [2021-06-07 02:31:25,986 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 911 DAG size of output: 632 [2021-06-07 02:31:27,287 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 919 DAG size of output: 700 [2021-06-07 02:31:27,756 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 380 [2021-06-07 02:31:28,106 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 385 [2021-06-07 02:31:28,422 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 355 [2021-06-07 02:31:29,359 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 239 [2021-06-07 02:31:29,520 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 260 [2021-06-07 02:31:29,738 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 279 [2021-06-07 02:31:30,116 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 408 [2021-06-07 02:31:30,495 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 408 [2021-06-07 02:31:30,934 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 698 DAG size of output: 410 [2021-06-07 02:31:31,284 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 414 [2021-06-07 02:31:31,736 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 380 [2021-06-07 02:31:31,873 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 215 [2021-06-07 02:31:32,582 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 215 [2021-06-07 02:31:32,686 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 216 [2021-06-07 02:31:32,789 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 216 [2021-06-07 02:31:32,904 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 199 [2021-06-07 02:31:33,024 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 212 [2021-06-07 02:31:33,372 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-06-07 02:31:33,385 INFO L628 ElimStorePlain]: treesize reduction 14, result has 51.7 percent of original size [2021-06-07 02:31:33,385 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-07 02:31:33,385 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:106, output treesize:15 [2021-06-07 02:31:33,418 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:31:33,418 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1835434443] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:31:33,418 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 02:31:33,418 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 19] total 32 [2021-06-07 02:31:33,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918337486] [2021-06-07 02:31:33,419 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-07 02:31:33,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 02:31:33,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-07 02:31:33,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=964, Unknown=0, NotChecked=0, Total=1056 [2021-06-07 02:31:33,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:31:33,420 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 02:31:33,420 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.393939393939394) internal successors, (46), 32 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 02:31:33,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:31:33,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:31:33,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:31:33,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:31:33,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:31:33,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:31:33,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:31:33,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:31:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:31:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:31:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 02:31:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 02:31:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:31:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 02:31:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 02:31:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 02:31:33,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 02:31:33,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 02:31:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 02:31:33,845 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1272,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:31:33,846 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 02:31:33,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 02:31:33,846 INFO L82 PathProgramCache]: Analyzing trace with hash 2060652756, now seen corresponding path program 14 times [2021-06-07 02:31:33,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 02:31:33,846 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045005178] [2021-06-07 02:31:33,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 02:31:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 02:31:34,072 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 02:31:34,072 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 02:31:34,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045005178] [2021-06-07 02:31:34,072 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045005178] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 02:31:34,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292097208] [2021-06-07 02:31:34,072 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 02:31:34,100 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 02:31:34,100 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 02:31:34,101 WARN L261 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-07 02:31:34,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 02:31:34,805 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-06-07 02:31:34,805 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 02:31:34,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 21 new quantified variables, introduced 55 case distinctions, treesize of input 51 treesize of output 477 [2021-06-07 02:31:35,797 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 247 [2021-06-07 02:31:35,969 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 272 [2021-06-07 02:31:36,178 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 295 [2021-06-07 02:31:36,388 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 295 [2021-06-07 02:31:36,631 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 316 [2021-06-07 02:31:37,022 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 404 [2021-06-07 02:31:38,146 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 232 [2021-06-07 02:31:38,271 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 256 [2021-06-07 02:31:38,511 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 358 [2021-06-07 02:31:38,663 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 273 [2021-06-07 02:31:38,870 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 315 [2021-06-07 02:31:39,536 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 271 [2021-06-07 02:31:39,718 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 241 [2021-06-07 02:31:39,821 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 260 [2021-06-07 02:31:40,025 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 229 [2021-06-07 02:31:40,633 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 221 [2021-06-07 02:31:41,177 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 175 [2021-06-07 02:31:41,300 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2021-06-07 02:31:41,557 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 289 [2021-06-07 02:31:42,237 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 335 [2021-06-07 02:31:42,768 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 408 [2021-06-07 02:31:43,783 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 232 [2021-06-07 02:31:43,947 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 273 [2021-06-07 02:31:44,194 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 321 [2021-06-07 02:31:45,134 WARN L205 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 590 [2021-06-07 02:31:45,864 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 286 [2021-06-07 02:31:46,408 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 251 [2021-06-07 02:31:46,890 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 323 [2021-06-07 02:31:47,901 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 295 [2021-06-07 02:31:48,154 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 336 [2021-06-07 02:31:48,820 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 265 [2021-06-07 02:31:49,295 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 482 [2021-06-07 02:31:50,310 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 636 DAG size of output: 671 [2021-06-07 02:31:51,672 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 661 DAG size of output: 698 [2021-06-07 02:31:53,149 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 755 DAG size of output: 781 [2021-06-07 02:31:54,256 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 311 [2021-06-07 02:31:56,147 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 874 DAG size of output: 888 [2021-06-07 02:31:59,227 WARN L205 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 1267 DAG size of output: 1236 [2021-06-07 02:32:00,059 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 299 [2021-06-07 02:32:00,747 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 272 [2021-06-07 02:32:00,907 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 315 [2021-06-07 02:32:01,076 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 370 [2021-06-07 02:32:01,379 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 388 [2021-06-07 02:32:01,685 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 433 [2021-06-07 02:32:02,207 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 544 [2021-06-07 02:32:03,497 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 303 [2021-06-07 02:32:03,771 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 329 [2021-06-07 02:32:04,082 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 382 [2021-06-07 02:32:04,443 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 412 [2021-06-07 02:32:04,907 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 455 [2021-06-07 02:32:06,462 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 431 [2021-06-07 02:32:06,755 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 493 [2021-06-07 02:32:07,192 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 529 [2021-06-07 02:32:07,670 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 696 DAG size of output: 582 [2021-06-07 02:32:08,228 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 600 [2021-06-07 02:32:08,922 WARN L205 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 767 DAG size of output: 649 [2021-06-07 02:32:09,766 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 824 DAG size of output: 692 [2021-06-07 02:32:11,293 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 1013 DAG size of output: 843 [2021-06-07 02:32:13,373 WARN L205 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 1332 DAG size of output: 1100 [2021-06-07 02:32:18,988 WARN L205 SmtUtils]: Spent 5.61 s on a formula simplification. DAG size of input: 2221 DAG size of output: 1987 [2021-06-07 02:32:25,419 WARN L205 SmtUtils]: Spent 6.42 s on a formula simplification. DAG size of input: 2241 DAG size of output: 2006 [2021-06-07 02:32:32,779 WARN L205 SmtUtils]: Spent 7.35 s on a formula simplification. DAG size of input: 2437 DAG size of output: 2150 [2021-06-07 02:32:34,773 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 185 [2021-06-07 02:32:34,978 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 242 [2021-06-07 02:32:35,553 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 301 [2021-06-07 02:32:36,506 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 293 [2021-06-07 02:32:36,711 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 317 [2021-06-07 02:32:37,205 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 670 DAG size of output: 460 [2021-06-07 02:32:37,822 WARN L205 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 740 DAG size of output: 529 [2021-06-07 02:32:38,492 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 314 [2021-06-07 02:32:39,285 WARN L205 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 1035 DAG size of output: 765 [2021-06-07 02:32:40,248 WARN L205 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 1094 DAG size of output: 806 [2021-06-07 02:32:41,096 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 188 [2021-06-07 02:32:41,293 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 241 [2021-06-07 02:32:41,555 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 291 [2021-06-07 02:32:42,061 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 376 [2021-06-07 02:32:42,457 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 404 [2021-06-07 02:32:44,023 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 1346 DAG size of output: 1015 [2021-06-07 02:32:45,940 WARN L205 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 1612 DAG size of output: 1173 [2021-06-07 02:32:48,123 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 1636 DAG size of output: 1176 [2021-06-07 02:32:58,728 WARN L205 SmtUtils]: Spent 10.59 s on a formula simplification. DAG size of input: 3857 DAG size of output: 3133 [2021-06-07 02:33:10,590 WARN L205 SmtUtils]: Spent 11.84 s on a formula simplification. DAG size of input: 3933 DAG size of output: 3203 [2021-06-07 02:33:24,278 WARN L205 SmtUtils]: Spent 13.67 s on a formula simplification. DAG size of input: 4245 DAG size of output: 3407 [2021-06-07 02:33:25,237 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 291 [2021-06-07 02:33:25,451 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 307 [2021-06-07 02:33:25,738 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 347 [2021-06-07 02:33:26,222 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 283 [2021-06-07 02:33:26,969 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 220 [2021-06-07 02:33:27,632 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 261 [2021-06-07 02:33:27,834 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 279 [2021-06-07 02:33:28,059 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 316 [2021-06-07 02:33:28,446 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 419 [2021-06-07 02:33:29,196 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 270 [2021-06-07 02:33:29,357 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 316 [2021-06-07 02:33:30,183 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 414 [2021-06-07 02:33:30,696 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 431 [2021-06-07 02:33:31,254 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 486 [2021-06-07 02:33:32,160 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 261 [2021-06-07 02:33:32,454 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 283 [2021-06-07 02:33:32,752 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 332 [2021-06-07 02:33:33,756 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 538 DAG size of output: 645 [2021-06-07 02:33:35,426 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 818 DAG size of output: 927 [2021-06-07 02:33:36,074 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 227 [2021-06-07 02:33:37,171 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 259 [2021-06-07 02:33:37,466 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 347 [2021-06-07 02:33:37,998 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 448 [2021-06-07 02:33:40,696 WARN L205 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 1084 DAG size of output: 1168 [2021-06-07 02:33:41,296 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 250 [2021-06-07 02:33:41,962 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 297 [2021-06-07 02:33:43,278 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 291 [2021-06-07 02:33:43,909 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 263 [2021-06-07 02:33:44,674 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 282 [2021-06-07 02:33:44,883 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 341 DAG size of output: 341 [2021-06-07 02:33:45,428 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 513 [2021-06-07 02:33:46,404 WARN L205 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 738 DAG size of output: 710 [2021-06-07 02:33:47,637 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 785 DAG size of output: 749 [2021-06-07 02:33:48,909 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 904 DAG size of output: 854 [2021-06-07 02:33:50,787 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 1033 DAG size of output: 959 [2021-06-07 02:33:55,800 WARN L205 SmtUtils]: Spent 5.01 s on a formula simplification. DAG size of input: 1877 DAG size of output: 1879 [2021-06-07 02:34:01,532 WARN L205 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 1896 DAG size of output: 1897 [2021-06-07 02:34:08,143 WARN L205 SmtUtils]: Spent 6.60 s on a formula simplification. DAG size of input: 2004 DAG size of output: 1998 [2021-06-07 02:34:08,347 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 288 [2021-06-07 02:34:08,583 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 285 [2021-06-07 02:34:08,782 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 307 [2021-06-07 02:34:10,447 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 281 [2021-06-07 02:34:10,780 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 309 [2021-06-07 02:34:10,997 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 258 [2021-06-07 02:34:11,170 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 231 [2021-06-07 02:34:12,408 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 276 [2021-06-07 02:34:13,100 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 206 [2021-06-07 02:34:13,251 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 219 [2021-06-07 02:34:13,410 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 254 [2021-06-07 02:34:13,994 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 304 [2021-06-07 02:34:14,587 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 445 [2021-06-07 02:34:15,323 WARN L205 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 458 [2021-06-07 02:34:16,506 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 760 DAG size of output: 640 [2021-06-07 02:34:16,613 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 241 [2021-06-07 02:34:17,582 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 237 [2021-06-07 02:34:18,297 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 196 [2021-06-07 02:34:18,613 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 271 [2021-06-07 02:34:19,017 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 306 [2021-06-07 02:34:19,826 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 208 [2021-06-07 02:34:21,015 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 254 [2021-06-07 02:34:21,257 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 332 [2021-06-07 02:34:21,722 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 403 [2021-06-07 02:34:22,270 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 559 DAG size of output: 427 [2021-06-07 02:34:23,354 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 794 DAG size of output: 570 [2021-06-07 02:34:25,812 WARN L205 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 1387 DAG size of output: 969 [2021-06-07 02:34:28,767 WARN L205 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 1478 DAG size of output: 1058 [2021-06-07 02:34:32,118 WARN L205 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 1499 DAG size of output: 1061 [2021-06-07 02:34:43,112 WARN L205 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 3259 DAG size of output: 2853 [2021-06-07 02:34:55,538 WARN L205 SmtUtils]: Spent 12.41 s on a formula simplification. DAG size of input: 3338 DAG size of output: 2927 [2021-06-07 02:35:09,714 WARN L205 SmtUtils]: Spent 14.15 s on a formula simplification. DAG size of input: 3593 DAG size of output: 3091 [2021-06-07 02:35:34,984 WARN L205 SmtUtils]: Spent 25.25 s on a formula simplification. DAG size of input: 7272 DAG size of output: 5570 [2021-06-07 02:36:00,219 WARN L205 SmtUtils]: Spent 25.20 s on a formula simplification. DAG size of input: 7272 DAG size of output: 5570 [2021-06-07 02:36:28,364 WARN L205 SmtUtils]: Spent 28.12 s on a formula simplification. DAG size of input: 7285 DAG size of output: 5583 [2021-06-07 02:37:35,061 WARN L205 SmtUtils]: Spent 1.11 m on a formula simplification. DAG size of input: 5585 DAG size of output: 8530 [2021-06-07 02:38:09,609 WARN L205 SmtUtils]: Spent 34.50 s on a formula simplification. DAG size of input: 5012 DAG size of output: 7145 [2021-06-07 02:38:49,906 WARN L205 SmtUtils]: Spent 40.26 s on a formula simplification. DAG size of input: 4448 DAG size of output: 6180 [2021-06-07 02:38:50,288 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 2854 [2021-06-07 02:38:50,487 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 1606 [2021-06-07 02:38:50,663 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 1561 [2021-06-07 02:38:55,354 WARN L205 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 1051 DAG size of output: 1443 [2021-06-07 02:38:59,663 WARN L205 SmtUtils]: Spent 4.30 s on a formula simplification. DAG size of input: 944 DAG size of output: 1438 [2021-06-07 02:39:01,346 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 885 DAG size of output: 786 [2021-06-07 02:39:01,963 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 442 [2021-06-07 02:39:03,192 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 228 [2021-06-07 02:39:03,538 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 766 DAG size of output: 330 [2021-06-07 02:39:04,927 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 757 DAG size of output: 696 [2021-06-07 02:39:05,547 WARN L205 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 424 DAG size of output: 591 [2021-06-07 02:39:05,975 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 358 [2021-06-07 02:39:06,934 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 227 [2021-06-07 02:39:07,406 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 628 DAG size of output: 426 [2021-06-07 02:39:08,050 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 846 DAG size of output: 487 [2021-06-07 02:39:09,159 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1403 DAG size of output: 679 [2021-06-07 02:39:09,306 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 760 DAG size of output: 760 [2021-06-07 02:39:11,133 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 728 DAG size of output: 1112 [2021-06-07 02:39:11,245 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 675 DAG size of output: 673 [2021-06-07 02:39:11,430 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 661 DAG size of output: 536 [2021-06-07 02:39:12,206 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 350 [2021-06-07 02:39:12,652 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 206 [2021-06-07 02:39:13,053 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 429 [2021-06-07 02:39:13,547 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 694 DAG size of output: 459 [2021-06-07 02:39:14,104 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 717 DAG size of output: 467 [2021-06-07 02:39:14,827 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 652 DAG size of output: 536 [2021-06-07 02:39:15,606 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 242 [2021-06-07 02:39:15,770 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 242 [2021-06-07 02:39:16,019 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 305 [2021-06-07 02:39:16,953 WARN L205 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 1147 DAG size of output: 636 [2021-06-07 02:39:18,089 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 1169 DAG size of output: 659 [2021-06-07 02:39:20,647 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 2346 DAG size of output: 1201 [2021-06-07 02:39:23,323 WARN L205 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 692 DAG size of output: 973 [2021-06-07 02:39:23,432 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 567 [2021-06-07 02:39:23,703 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 545 DAG size of output: 506 [2021-06-07 02:39:23,886 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 251 [2021-06-07 02:39:24,017 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 182 [2021-06-07 02:39:24,574 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 226 [2021-06-07 02:39:24,763 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 265 [2021-06-07 02:39:24,917 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 215 [2021-06-07 02:39:25,556 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 254 [2021-06-07 02:39:25,747 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 295 [2021-06-07 02:39:25,980 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 321 [2021-06-07 02:39:26,459 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 449 [2021-06-07 02:39:27,189 WARN L205 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 730 DAG size of output: 601 [2021-06-07 02:39:28,082 WARN L205 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 835 DAG size of output: 624 [2021-06-07 02:39:28,980 WARN L205 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 846 DAG size of output: 632 [2021-06-07 02:39:31,091 WARN L205 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 569 DAG size of output: 852 [2021-06-07 02:39:32,166 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 528 DAG size of output: 563 [2021-06-07 02:39:32,314 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 261 [2021-06-07 02:39:32,841 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 217 [2021-06-07 02:39:33,098 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 285 [2021-06-07 02:39:34,083 WARN L205 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 549 [2021-06-07 02:39:34,231 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 298 [2021-06-07 02:39:34,655 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 204 [2021-06-07 02:39:34,832 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 284 [2021-06-07 02:39:35,132 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 337 [2021-06-07 02:39:35,443 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 337 [2021-06-07 02:39:36,121 WARN L205 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 935 DAG size of output: 502 [2021-06-07 02:39:37,998 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 1631 DAG size of output: 991 [2021-06-07 02:39:42,468 WARN L205 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 3690 DAG size of output: 1776 [2021-06-07 02:39:43,219 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 206 [2021-06-07 02:39:43,370 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 246 [2021-06-07 02:39:48,568 WARN L205 SmtUtils]: Spent 5.19 s on a formula simplification. DAG size of input: 3881 DAG size of output: 1908 [2021-06-07 02:39:57,533 WARN L205 SmtUtils]: Spent 8.95 s on a formula simplification. DAG size of input: 1565 DAG size of output: 2375 [2021-06-07 02:40:02,957 WARN L205 SmtUtils]: Spent 5.41 s on a formula simplification. DAG size of input: 1363 DAG size of output: 2060 [2021-06-07 02:40:03,098 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 1220 [2021-06-07 02:40:03,219 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 1182 [2021-06-07 02:40:03,374 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 732 [2021-06-07 02:40:04,464 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 689 DAG size of output: 633 [2021-06-07 02:40:05,566 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 232 [2021-06-07 02:40:05,767 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 458 DAG size of output: 232 [2021-06-07 02:40:06,077 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 689 DAG size of output: 303 [2021-06-07 02:40:06,454 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 711 DAG size of output: 324 [2021-06-07 02:40:07,083 WARN L205 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 568 [2021-06-07 02:40:07,541 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 238 [2021-06-07 02:40:07,927 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 210 [2021-06-07 02:40:08,073 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 223 [2021-06-07 02:40:08,307 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 545 DAG size of output: 285 [2021-06-07 02:40:08,982 WARN L205 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 1152 DAG size of output: 510 [2021-06-07 02:40:09,819 WARN L205 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 1196 DAG size of output: 529 [2021-06-07 02:40:09,961 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 1303 [2021-06-07 02:40:10,105 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 1265 [2021-06-07 02:40:10,314 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 810 DAG size of output: 810 [2021-06-07 02:40:11,567 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 767 DAG size of output: 688 [2021-06-07 02:40:12,153 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 218 [2021-06-07 02:40:12,783 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 222 [2021-06-07 02:40:12,980 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 268 [2021-06-07 02:40:13,317 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 581 DAG size of output: 374 [2021-06-07 02:40:13,721 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 384 [2021-06-07 02:40:14,293 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 852 DAG size of output: 458 [2021-06-07 02:40:14,975 WARN L205 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 874 DAG size of output: 479 [2021-06-07 02:40:15,746 WARN L205 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 587 DAG size of output: 608 [2021-06-07 02:40:16,734 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 226 [2021-06-07 02:40:16,970 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 315 [2021-06-07 02:40:17,259 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 328 [2021-06-07 02:40:17,648 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 391 [2021-06-07 02:40:18,709 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1420 DAG size of output: 679 [2021-06-07 02:40:20,129 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 1485 DAG size of output: 723 [2021-06-07 02:40:22,415 WARN L205 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 2268 DAG size of output: 1006 [2021-06-07 02:40:22,574 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 1519 [2021-06-07 02:40:23,235 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 1476 [2021-06-07 02:40:26,204 WARN L205 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 927 DAG size of output: 1354 [2021-06-07 02:40:26,406 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 900 DAG size of output: 900 [2021-06-07 02:40:26,817 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 843 DAG size of output: 843 [2021-06-07 02:40:27,269 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 828 DAG size of output: 684 [2021-06-07 02:40:27,965 WARN L205 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 602 [2021-06-07 02:40:28,227 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 248 [2021-06-07 02:40:29,239 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 303 [2021-06-07 02:40:29,480 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 361 [2021-06-07 02:40:30,278 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 470 [2021-06-07 02:40:30,922 WARN L205 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 807 DAG size of output: 638 [2021-06-07 02:40:31,722 WARN L205 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 934 DAG size of output: 689 [2021-06-07 02:40:32,696 WARN L205 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 1071 DAG size of output: 696 [2021-06-07 02:40:33,847 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1117 DAG size of output: 718 [2021-06-07 02:40:35,209 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 1188 DAG size of output: 781 [2021-06-07 02:40:36,654 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 816 DAG size of output: 776 [2021-06-07 02:40:38,753 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 314 [2021-06-07 02:40:39,089 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 371 [2021-06-07 02:40:39,536 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 676 DAG size of output: 448 [2021-06-07 02:40:40,098 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 430 [2021-06-07 02:40:40,773 WARN L205 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 768 DAG size of output: 491 [2021-06-07 02:40:41,665 WARN L205 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 1024 DAG size of output: 575 [2021-06-07 02:40:44,214 WARN L205 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 1906 DAG size of output: 1115 [2021-06-07 02:40:44,351 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 694 DAG size of output: 698 [2021-06-07 02:40:45,732 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 632 DAG size of output: 912 [2021-06-07 02:40:46,069 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 273 [2021-06-07 02:40:46,192 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 231 [2021-06-07 02:40:46,737 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 203 [2021-06-07 02:40:46,912 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 247 [2021-06-07 02:40:47,437 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 410 [2021-06-07 02:40:47,586 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 349 [2021-06-07 02:40:48,077 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 424 DAG size of output: 301 [2021-06-07 02:40:48,297 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 586 DAG size of output: 342 [2021-06-07 02:40:48,619 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 662 DAG size of output: 394 [2021-06-07 02:40:49,140 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 896 DAG size of output: 513 [2021-06-07 02:40:49,501 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 402 [2021-06-07 02:40:50,151 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 481 DAG size of output: 265 [2021-06-07 02:40:50,920 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 212 [2021-06-07 02:40:51,269 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 374 [2021-06-07 02:40:52,283 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 1204 DAG size of output: 687 [2021-06-07 02:40:53,516 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 1294 DAG size of output: 786 [2021-06-07 02:40:57,291 WARN L205 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 3017 DAG size of output: 1570 [2021-06-07 02:41:01,573 WARN L205 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 3152 DAG size of output: 1642 [2021-06-07 02:41:08,990 WARN L205 SmtUtils]: Spent 7.40 s on a formula simplification. DAG size of input: 4938 DAG size of output: 2329 [2021-06-07 02:41:23,050 WARN L205 SmtUtils]: Spent 14.04 s on a formula simplification. DAG size of input: 8229 DAG size of output: 3533 [2021-06-07 02:41:23,644 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 4146 [2021-06-07 02:41:41,563 WARN L205 SmtUtils]: Spent 17.91 s on a formula simplification. DAG size of input: 2154 DAG size of output: 3262 [2021-06-07 02:41:42,095 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 1933 DAG size of output: 1928 [2021-06-07 02:41:42,603 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 1846 DAG size of output: 1836 [2021-06-07 02:41:54,561 WARN L205 SmtUtils]: Spent 11.59 s on a formula simplification. DAG size of input: 1791 DAG size of output: 2830 [2021-06-07 02:41:59,506 WARN L205 SmtUtils]: Spent 4.93 s on a formula simplification. DAG size of input: 1655 DAG size of output: 1529 [2021-06-07 02:42:02,359 WARN L205 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 871 DAG size of output: 1183 [2021-06-07 02:42:02,575 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 261 [2021-06-07 02:42:03,177 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 231 [2021-06-07 02:42:04,338 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 623 DAG size of output: 332 [2021-06-07 02:42:05,559 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 1275 DAG size of output: 632 [2021-06-07 02:42:07,577 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 1965 DAG size of output: 896 [2021-06-07 02:42:12,057 WARN L205 SmtUtils]: Spent 4.47 s on a formula simplification. DAG size of input: 1582 DAG size of output: 1511 [2021-06-07 02:42:12,268 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 874 DAG size of output: 874 [2021-06-07 02:42:13,431 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 582 DAG size of output: 833 [2021-06-07 02:42:14,112 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 315 [2021-06-07 02:42:14,600 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 267 [2021-06-07 02:42:14,838 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 285 [2021-06-07 02:42:15,114 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 293 [2021-06-07 02:42:15,470 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 357 [2021-06-07 02:42:16,345 WARN L205 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 978 DAG size of output: 605 [2021-06-07 02:42:17,284 WARN L205 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 638 [2021-06-07 02:42:17,606 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 350 [2021-06-07 02:42:18,225 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 233 [2021-06-07 02:42:18,507 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 320 [2021-06-07 02:42:18,772 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 323 [2021-06-07 02:42:19,413 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 731 DAG size of output: 484 [2021-06-07 02:42:21,151 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 1482 DAG size of output: 919 [2021-06-07 02:42:23,548 WARN L205 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 2145 DAG size of output: 1106 [2021-06-07 02:42:28,511 WARN L205 SmtUtils]: Spent 4.95 s on a formula simplification. DAG size of input: 3726 DAG size of output: 1789 [2021-06-07 02:42:34,193 WARN L205 SmtUtils]: Spent 5.67 s on a formula simplification. DAG size of input: 3827 DAG size of output: 1866 [2021-06-07 02:42:40,549 WARN L205 SmtUtils]: Spent 6.34 s on a formula simplification. DAG size of input: 3903 DAG size of output: 1910 [2021-06-07 02:42:54,836 WARN L205 SmtUtils]: Spent 14.27 s on a formula simplification. DAG size of input: 1916 DAG size of output: 3020 [2021-06-07 02:42:55,265 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 1712 DAG size of output: 1707 [2021-06-07 02:42:55,669 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 1654 DAG size of output: 1635 [2021-06-07 02:42:59,978 WARN L205 SmtUtils]: Spent 4.15 s on a formula simplification. DAG size of input: 1591 DAG size of output: 1454 [2021-06-07 02:43:00,178 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 868 DAG size of output: 868 [2021-06-07 02:43:00,518 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 254 [2021-06-07 02:43:00,925 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 199 [2021-06-07 02:43:01,158 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 412 [2021-06-07 02:43:01,873 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 289 [2021-06-07 02:43:02,262 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 688 DAG size of output: 399 [2021-06-07 02:43:02,752 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 383 [2021-06-07 02:43:03,565 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 856 DAG size of output: 496 [2021-06-07 02:43:04,087 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 435 [2021-06-07 02:43:04,992 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 291 [2021-06-07 02:43:05,215 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 363 [2021-06-07 02:43:05,621 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 470 [2021-06-07 02:43:06,719 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1288 DAG size of output: 799 [2021-06-07 02:43:08,551 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 1930 DAG size of output: 1091 [2021-06-07 02:43:10,682 WARN L205 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 2007 DAG size of output: 1153 [2021-06-07 02:43:12,990 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 2065 DAG size of output: 1100 [2021-06-07 02:43:18,654 WARN L205 SmtUtils]: Spent 5.65 s on a formula simplification. DAG size of input: 1834 DAG size of output: 1767 [2021-06-07 02:43:22,464 WARN L205 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 1104 DAG size of output: 1687 [2021-06-07 02:43:22,678 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 945 DAG size of output: 941 [2021-06-07 02:43:22,889 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 901 DAG size of output: 889 [2021-06-07 02:43:23,860 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 171 [2021-06-07 02:43:24,056 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 393 [2021-06-07 02:43:24,751 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 381 [2021-06-07 02:43:25,175 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 418 [2021-06-07 02:43:25,686 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 404 [2021-06-07 02:43:26,304 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 753 DAG size of output: 527 [2021-06-07 02:43:26,628 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 432 [2021-06-07 02:43:27,444 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 237 [2021-06-07 02:43:27,658 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 313 [2021-06-07 02:43:28,119 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 478 [2021-06-07 02:43:29,362 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 1113 DAG size of output: 825 [2021-06-07 02:43:30,813 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 1178 DAG size of output: 875 [2021-06-07 02:43:32,491 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 1216 DAG size of output: 906 [2021-06-07 02:43:35,506 WARN L205 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 2086 DAG size of output: 1282 [2021-06-07 02:43:39,433 WARN L205 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 2776 DAG size of output: 1537 [2021-06-07 02:43:46,379 WARN L205 SmtUtils]: Spent 6.93 s on a formula simplification. DAG size of input: 4066 DAG size of output: 2272 [2021-06-07 02:44:01,085 WARN L205 SmtUtils]: Spent 14.69 s on a formula simplification. DAG size of input: 7153 DAG size of output: 3693 [2021-06-07 02:44:01,706 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 2399 DAG size of output: 2399 [2021-06-07 02:44:16,837 WARN L205 SmtUtils]: Spent 15.12 s on a formula simplification. DAG size of input: 2318 DAG size of output: 3540 [2021-06-07 02:44:17,069 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 1988 [2021-06-07 02:44:17,297 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 1923 [2021-06-07 02:44:22,199 WARN L205 SmtUtils]: Spent 4.90 s on a formula simplification. DAG size of input: 1265 DAG size of output: 1834 [2021-06-07 02:44:22,471 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 1245 DAG size of output: 1245 [2021-06-07 02:44:22,887 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 275 [2021-06-07 02:44:24,789 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 1133 DAG size of output: 913 [2021-06-07 02:44:25,014 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 668 [2021-06-07 02:44:25,486 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 443 [2021-06-07 02:44:26,465 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 252 [2021-06-07 02:44:26,681 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 338 [2021-06-07 02:44:27,046 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 568 DAG size of output: 436 [2021-06-07 02:44:27,667 WARN L205 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 886 DAG size of output: 595 [2021-06-07 02:44:28,485 WARN L205 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 933 DAG size of output: 623 [2021-06-07 02:44:29,622 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 1179 DAG size of output: 781 [2021-06-07 02:44:31,103 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 1373 DAG size of output: 968 [2021-06-07 02:44:33,097 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 1068 DAG size of output: 950 [2021-06-07 02:44:33,220 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 677 [2021-06-07 02:44:33,705 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 610 [2021-06-07 02:44:34,400 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 258 Received shutdown request... [2021-06-07 02:44:34,998 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 334 [2021-06-07 02:44:35,209 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable4185 [2021-06-07 02:44:35,209 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-07 02:44:35,216 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-07 02:44:35,217 WARN L196 ceAbstractionStarter]: Timeout [2021-06-07 02:44:35,217 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.06 02:44:35 BasicIcfg [2021-06-07 02:44:35,217 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-07 02:44:35,218 INFO L168 Benchmark]: Toolchain (without parser) took 871295.90 ms. Allocated memory was 388.0 MB in the beginning and 1.7 GB in the end (delta: 1.3 GB). Free memory was 367.1 MB in the beginning and 830.9 MB in the end (delta: -463.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. [2021-06-07 02:44:35,218 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 388.0 MB. Free memory was 368.3 MB in the beginning and 368.1 MB in the end (delta: 136.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 02:44:35,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.12 ms. Allocated memory is still 388.0 MB. Free memory was 367.1 MB in the beginning and 365.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 02:44:35,218 INFO L168 Benchmark]: Boogie Preprocessor took 12.26 ms. Allocated memory is still 388.0 MB. Free memory was 365.6 MB in the beginning and 364.7 MB in the end (delta: 944.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-07 02:44:35,218 INFO L168 Benchmark]: RCFGBuilder took 287.17 ms. Allocated memory is still 388.0 MB. Free memory was 364.5 MB in the beginning and 350.0 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-07 02:44:35,218 INFO L168 Benchmark]: TraceAbstraction took 870969.36 ms. Allocated memory was 388.0 MB in the beginning and 1.7 GB in the end (delta: 1.3 GB). Free memory was 349.6 MB in the beginning and 830.9 MB in the end (delta: -481.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. [2021-06-07 02:44:35,220 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 0.15 ms. Allocated memory is still 388.0 MB. Free memory was 368.3 MB in the beginning and 368.1 MB in the end (delta: 136.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 22.12 ms. Allocated memory is still 388.0 MB. Free memory was 367.1 MB in the beginning and 365.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 12.26 ms. Allocated memory is still 388.0 MB. Free memory was 365.6 MB in the beginning and 364.7 MB in the end (delta: 944.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 287.17 ms. Allocated memory is still 388.0 MB. Free memory was 364.5 MB in the beginning and 350.0 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 870969.36 ms. Allocated memory was 388.0 MB in the beginning and 1.7 GB in the end (delta: 1.3 GB). Free memory was 349.6 MB in the beginning and 830.9 MB in the end (delta: -481.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 766, positive: 488, positive conditional: 488, positive unconditional: 0, negative: 278, negative conditional: 278, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 488, positive: 488, positive conditional: 488, 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: 488, positive: 488, positive conditional: 0, positive unconditional: 488, 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: 488, positive: 480, positive conditional: 0, positive unconditional: 480, 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 ], Maximal queried relation: 0, Independence queries for same thread: 278 - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 27 with TraceHistMax 11,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 22 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 870846.6ms, OverallIterations: 17, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.5ms, PartialOrderReductionTime: 2196.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 143, 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: 65.4ms SsaConstructionTime, 299.7ms SatisfiabilityAnalysisTime, 83286.6ms InterpolantComputationTime, 550 NumberOfCodeBlocks, 550 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 519 ConstructedInterpolants, 0 QuantifiedInterpolants, 5361 SizeOfPredicates, 25 NumberOfNonLiveVariables, 1065 ConjunctsInSsa, 395 ConjunctsInUnsatCore, 31 InterpolantComputations, 2 PerfectInterpolantSequences, 225/840 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