/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.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-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 06:06:54,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 06:06:54,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 06:06:54,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-14 06:06:54,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-14 06:06:54,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-14 06:06:54,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-14 06:06:54,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-14 06:06:54,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-14 06:06:54,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-14 06:06:54,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-14 06:06:54,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-14 06:06:54,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 06:06:54,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 06:06:54,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 06:06:54,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 06:06:54,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 06:06:54,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 06:06:54,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 06:06:54,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 06:06:54,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 06:06:54,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 06:06:54,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 06:06:54,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 06:06:54,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-14 06:06:54,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-14 06:06:54,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-14 06:06:54,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-14 06:06:54,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-14 06:06:54,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-14 06:06:54,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-14 06:06:54,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-14 06:06:54,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-14 06:06:54,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-14 06:06:54,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-14 06:06:54,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-14 06:06:54,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-14 06:06:54,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-14 06:06:54,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 06:06:54,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 06:06:54,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 06:06:54,122 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-NewStatesSleep-NoLbe-Lockstep.epf [2021-07-14 06:06:54,162 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 06:06:54,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 06:06:54,163 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 06:06:54,163 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 06:06:54,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 06:06:54,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 06:06:54,169 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 06:06:54,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 06:06:54,170 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 06:06:54,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 06:06:54,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 06:06:54,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 06:06:54,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 06:06:54,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 06:06:54,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 06:06:54,192 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 06:06:54,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 06:06:54,193 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 06:06:54,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 06:06:54,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 06:06:54,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 06:06:54,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 06:06:54,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 06:06:54,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 06:06:54,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 06:06:54,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 06:06:54,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 06:06:54,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 06:06:54,195 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 06:06:54,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 06:06:54,195 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 06:06:54,195 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 06:06:54,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 06:06:54,195 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 06:06:54,196 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 06:06:54,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 06:06:54,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 06:06:54,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 06:06:54,464 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 06:06:54,465 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 06:06:54,466 INFO L432 ainManager$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 [2021-07-14 06:06:54,466 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-2.wvr.bpl' [2021-07-14 06:06:54,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 06:06:54,488 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 06:06:54,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 06:06:54,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 06:06:54,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 06:06:54,499 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 14.07 06:06:54" (1/1) ... [2021-07-14 06:06:54,506 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 14.07 06:06:54" (1/1) ... [2021-07-14 06:06:54,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 06:06:54,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 06:06:54,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 06:06:54,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 06:06:54,520 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 14.07 06:06:54" (1/1) ... [2021-07-14 06:06:54,520 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 14.07 06:06:54" (1/1) ... [2021-07-14 06:06:54,521 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 14.07 06:06:54" (1/1) ... [2021-07-14 06:06:54,521 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 14.07 06:06:54" (1/1) ... [2021-07-14 06:06:54,523 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 14.07 06:06:54" (1/1) ... [2021-07-14 06:06:54,525 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 14.07 06:06:54" (1/1) ... [2021-07-14 06:06:54,525 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 14.07 06:06:54" (1/1) ... [2021-07-14 06:06:54,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 06:06:54,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 06:06:54,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 06:06:54,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 06:06:54,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:06:54" (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 [2021-07-14 06:06:54,604 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 06:06:54,604 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 06:06:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 06:06:54,605 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 06:06:54,605 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 06:06:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 06:06:54,605 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 06:06:54,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 06:06:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 06:06:54,606 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 06:06:54,870 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 06:06:54,871 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-07-14 06:06:54,871 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-14 06:06:54,873 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 06:06:54 BoogieIcfgContainer [2021-07-14 06:06:54,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 06:06:54,874 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 06:06:54,875 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 06:06:54,877 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 06:06:54,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:06:54" (1/2) ... [2021-07-14 06:06:54,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5461125d and model type unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 06:06:54, skipping insertion in model container [2021-07-14 06:06:54,878 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 14.07 06:06:54" (2/2) ... [2021-07-14 06:06:54,879 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-2.wvr.bpl [2021-07-14 06:06:54,884 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 06:06:54,884 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 06:06:54,884 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 06:06:54,885 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 06:06:54,909 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-14 06:06:54,927 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 [2021-07-14 06:06:54,972 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 06:06:54,972 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 06:06:54,972 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 06:06:54,989 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 06:06:54,989 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 06:06:54,989 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 06:06:54,989 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 06:06:54,989 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 06:06:55,031 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:55,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:55,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1683443861, now seen corresponding path program 1 times [2021-07-14 06:06:55,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:55,043 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794904729] [2021-07-14 06:06:55,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:55,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:55,317 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:55,317 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794904729] [2021-07-14 06:06:55,318 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794904729] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 06:06:55,318 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 06:06:55,318 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-14 06:06:55,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499195803] [2021-07-14 06:06:55,322 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 06:06:55,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:55,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 06:06:55,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-14 06:06:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:55,350 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:55,353 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) [2021-07-14 06:06:55,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:55,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:55,404 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 06:06:55,404 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:55,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:55,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1844243121, now seen corresponding path program 1 times [2021-07-14 06:06:55,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:55,408 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864342169] [2021-07-14 06:06:55,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:55,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:55,481 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:55,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864342169] [2021-07-14 06:06:55,483 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864342169] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:55,483 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134269954] [2021-07-14 06:06:55,483 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 [2021-07-14 06:06:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:55,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 06:06:55,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:55,741 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 [2021-07-14 06:06:55,744 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:06:55,746 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:06:55,749 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:06:55,749 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-07-14 06:06:55,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:55,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1134269954] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:55,761 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:55,761 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-07-14 06:06:55,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119931445] [2021-07-14 06:06:55,762 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 06:06:55,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:55,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 06:06:55,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-07-14 06:06:55,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:55,770 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:55,770 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 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) [2021-07-14 06:06:55,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:55,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:55,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:55,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:56,047 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:56,048 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:56,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:56,048 INFO L82 PathProgramCache]: Analyzing trace with hash 466610133, now seen corresponding path program 2 times [2021-07-14 06:06:56,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:56,049 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516571580] [2021-07-14 06:06:56,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:56,101 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:56,102 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:56,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516571580] [2021-07-14 06:06:56,102 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516571580] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:56,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170390789] [2021-07-14 06:06:56,102 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 [2021-07-14 06:06:56,136 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:06:56,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:06:56,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 06:06:56,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:56,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:56,172 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1170390789] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:56,172 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:56,172 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-07-14 06:06:56,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811219418] [2021-07-14 06:06:56,173 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 06:06:56,173 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:56,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 06:06:56,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-07-14 06:06:56,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:56,174 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:56,174 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:06:56,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:56,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:56,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:56,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:56,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:56,425 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:56,425 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:56,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:56,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1606629040, now seen corresponding path program 1 times [2021-07-14 06:06:56,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:56,426 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065778807] [2021-07-14 06:06:56,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:56,542 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:56,542 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:56,542 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065778807] [2021-07-14 06:06:56,542 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065778807] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:56,542 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358882709] [2021-07-14 06:06:56,543 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 [2021-07-14 06:06:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:56,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-14 06:06:56,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:56,736 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:06:56,737 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 [2021-07-14 06:06:56,740 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:06:56,741 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:06:56,742 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:06:56,742 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-07-14 06:06:56,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:56,747 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1358882709] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:56,747 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:56,747 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-07-14 06:06:56,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863899893] [2021-07-14 06:06:56,748 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 06:06:56,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:56,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 06:06:56,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-07-14 06:06:56,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:56,749 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:56,749 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) [2021-07-14 06:06:56,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:56,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:56,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:56,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:56,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:56,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:56,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:56,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:57,063 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:57,063 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:57,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:57,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1838514102, now seen corresponding path program 2 times [2021-07-14 06:06:57,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:57,064 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641684678] [2021-07-14 06:06:57,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:57,164 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:57,164 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:57,164 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641684678] [2021-07-14 06:06:57,164 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641684678] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:57,164 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2084691706] [2021-07-14 06:06:57,165 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 [2021-07-14 06:06:57,193 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:06:57,193 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:06:57,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-14 06:06:57,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:57,387 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:06:57,388 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 [2021-07-14 06:06:57,402 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:06:57,404 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:06:57,404 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:06:57,405 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-07-14 06:06:57,410 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:57,411 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2084691706] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:57,411 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:57,411 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-07-14 06:06:57,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591323164] [2021-07-14 06:06:57,411 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 06:06:57,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:57,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 06:06:57,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-07-14 06:06:57,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:57,413 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:57,413 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:06:57,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:57,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:57,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:57,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:57,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:57,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:57,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:57,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:57,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:57,747 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:57,747 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:57,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:57,748 INFO L82 PathProgramCache]: Analyzing trace with hash 437016432, now seen corresponding path program 3 times [2021-07-14 06:06:57,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:57,748 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803507621] [2021-07-14 06:06:57,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:57,809 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:57,809 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:57,809 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803507621] [2021-07-14 06:06:57,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803507621] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:57,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1876018913] [2021-07-14 06:06:57,810 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 [2021-07-14 06:06:57,842 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 06:06:57,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:06:57,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 06:06:57,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:57,918 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:57,919 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1876018913] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:57,919 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:57,919 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-07-14 06:06:57,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425295941] [2021-07-14 06:06:57,920 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 06:06:57,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:57,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 06:06:57,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-07-14 06:06:57,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:57,921 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:57,921 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) [2021-07-14 06:06:57,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:57,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:57,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:57,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:57,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:57,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:58,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:58,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:58,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:58,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:58,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:58,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:58,208 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:06:58,209 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:58,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:58,209 INFO L82 PathProgramCache]: Analyzing trace with hash 689224309, now seen corresponding path program 4 times [2021-07-14 06:06:58,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:58,210 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697747338] [2021-07-14 06:06:58,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:58,318 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:58,318 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:58,318 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697747338] [2021-07-14 06:06:58,318 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697747338] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:58,319 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125157305] [2021-07-14 06:06:58,319 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 [2021-07-14 06:06:58,349 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:06:58,349 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:06:58,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-14 06:06:58,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:58,635 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:06:58,636 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 [2021-07-14 06:06:58,724 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:06:58,726 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:06:58,726 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:06:58,726 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-07-14 06:06:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:58,732 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125157305] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:58,732 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:58,732 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-07-14 06:06:58,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648175163] [2021-07-14 06:06:58,734 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-14 06:06:58,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:58,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-14 06:06:58,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2021-07-14 06:06:58,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:58,736 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:58,736 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) [2021-07-14 06:06:58,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:58,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:58,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:58,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:58,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:58,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:58,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:58,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:58,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:58,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:58,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:58,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:58,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:58,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:59,088 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-07-14 06:06:59,089 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:06:59,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:06:59,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1825272913, now seen corresponding path program 5 times [2021-07-14 06:06:59,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:06:59,089 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045103870] [2021-07-14 06:06:59,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:06:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:06:59,244 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:59,245 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:06:59,245 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045103870] [2021-07-14 06:06:59,245 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045103870] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:59,245 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [166044980] [2021-07-14 06:06:59,245 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 [2021-07-14 06:06:59,285 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 06:06:59,285 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:06:59,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-14 06:06:59,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:06:59,544 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:06:59,545 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 [2021-07-14 06:06:59,722 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:06:59,723 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:06:59,724 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:06:59,724 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-07-14 06:06:59,729 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:06:59,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [166044980] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:06:59,730 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:06:59,730 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-07-14 06:06:59,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743743943] [2021-07-14 06:06:59,732 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-14 06:06:59,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:06:59,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-14 06:06:59,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2021-07-14 06:06:59,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:59,733 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:06:59,734 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.5789473684210527) internal successors, (30), 18 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:06:59,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:59,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:59,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:59,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:59,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:59,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:59,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:59,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:06:59,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:59,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:06:59,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:06:59,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:06:59,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:06:59,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:06:59,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:06:59,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:00,085 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-07-14 06:07:00,085 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:07:00,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:07:00,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1829691829, now seen corresponding path program 6 times [2021-07-14 06:07:00,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:07:00,086 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168663521] [2021-07-14 06:07:00,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:07:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:07:00,174 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:00,174 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:07:00,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168663521] [2021-07-14 06:07:00,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168663521] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:00,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97347146] [2021-07-14 06:07:00,174 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 [2021-07-14 06:07:00,204 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-14 06:07:00,205 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:07:00,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 06:07:00,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:07:00,265 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:00,266 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97347146] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:00,266 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:07:00,266 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-07-14 06:07:00,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081784592] [2021-07-14 06:07:00,267 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-14 06:07:00,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:07:00,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-14 06:07:00,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-07-14 06:07:00,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:00,267 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:07:00,268 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) [2021-07-14 06:07:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:00,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:00,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:00,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:00,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:00,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:00,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:00,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:00,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:00,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:00,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:00,572 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-07-14 06:07:00,573 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:07:00,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:07:00,573 INFO L82 PathProgramCache]: Analyzing trace with hash 912488656, now seen corresponding path program 7 times [2021-07-14 06:07:00,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:07:00,574 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962887289] [2021-07-14 06:07:00,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:07:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:07:00,755 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:00,755 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:07:00,755 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962887289] [2021-07-14 06:07:00,756 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962887289] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:00,756 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115078017] [2021-07-14 06:07:00,756 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 [2021-07-14 06:07:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:07:00,785 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 38 conjunts are in the unsatisfiable core [2021-07-14 06:07:00,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:07:01,174 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:07:01,175 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 [2021-07-14 06:07:01,536 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:07:01,538 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:07:01,539 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:07:01,539 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-07-14 06:07:01,544 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:01,544 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115078017] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:01,544 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:07:01,544 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-07-14 06:07:01,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943187497] [2021-07-14 06:07:01,545 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 06:07:01,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:07:01,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 06:07:01,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2021-07-14 06:07:01,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:01,546 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:07:01,546 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) [2021-07-14 06:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:01,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:01,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:01,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:01,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:01,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:01,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:01,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:01,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:01,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:01,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:01,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:01,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:02,044 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-07-14 06:07:02,044 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:07:02,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:07:02,045 INFO L82 PathProgramCache]: Analyzing trace with hash 50357590, now seen corresponding path program 8 times [2021-07-14 06:07:02,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:07:02,045 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969306574] [2021-07-14 06:07:02,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:07:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:07:02,209 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:02,209 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:07:02,209 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969306574] [2021-07-14 06:07:02,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969306574] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:02,210 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [992391503] [2021-07-14 06:07:02,210 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 [2021-07-14 06:07:02,248 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:07:02,249 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:07:02,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 40 conjunts are in the unsatisfiable core [2021-07-14 06:07:02,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:07:02,704 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:07:02,704 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 [2021-07-14 06:07:03,494 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:07:03,495 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:07:03,496 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:07:03,496 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-07-14 06:07:03,502 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:03,502 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [992391503] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:03,502 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:07:03,502 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-07-14 06:07:03,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268381396] [2021-07-14 06:07:03,503 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 06:07:03,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:07:03,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 06:07:03,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-07-14 06:07:03,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:03,504 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:07:03,505 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:07:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:04,004 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable105 [2021-07-14 06:07:04,004 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:07:04,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:07:04,005 INFO L82 PathProgramCache]: Analyzing trace with hash -905901680, now seen corresponding path program 9 times [2021-07-14 06:07:04,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:07:04,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486602686] [2021-07-14 06:07:04,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:07:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:07:04,119 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:04,119 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:07:04,119 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486602686] [2021-07-14 06:07:04,120 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486602686] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:04,120 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1977690162] [2021-07-14 06:07:04,120 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 [2021-07-14 06:07:04,157 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 06:07:04,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:07:04,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 06:07:04,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:07:04,224 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 28 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:04,225 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1977690162] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:04,225 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:07:04,225 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-07-14 06:07:04,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822099079] [2021-07-14 06:07:04,225 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 06:07:04,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:07:04,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 06:07:04,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2021-07-14 06:07:04,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:04,226 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:07:04,226 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) [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:04,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:04,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:04,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:07:04,577 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:07:04,577 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:07:04,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:07:04,578 INFO L82 PathProgramCache]: Analyzing trace with hash 2008435797, now seen corresponding path program 10 times [2021-07-14 06:07:04,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:07:04,578 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084680880] [2021-07-14 06:07:04,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:07:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:07:04,775 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:04,775 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:07:04,776 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084680880] [2021-07-14 06:07:04,776 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084680880] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:04,776 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1887945135] [2021-07-14 06:07:04,776 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 [2021-07-14 06:07:04,811 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:07:04,811 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:07:04,812 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 47 conjunts are in the unsatisfiable core [2021-07-14 06:07:04,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:07:05,423 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-07-14 06:07:05,423 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:07:05,423 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 [2021-07-14 06:07:06,788 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 165 [2021-07-14 06:07:07,661 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:07:07,662 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:07:07,663 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:07:07,663 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-07-14 06:07:07,668 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:07,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1887945135] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:07,668 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:07:07,668 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-07-14 06:07:07,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534567322] [2021-07-14 06:07:07,669 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-14 06:07:07,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:07:07,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-14 06:07:07,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=854, Unknown=0, NotChecked=0, Total=930 [2021-07-14 06:07:07,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:07,670 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:07:07,670 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) [2021-07-14 06:07:07,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:07,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:07,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:07,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:07,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:07,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:07,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:07,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:07,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:07,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:07,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:07,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:07:07,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:08,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:08,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:08,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:08,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:07:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:07:08,264 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable198 [2021-07-14 06:07:08,264 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:07:08,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:07:08,265 INFO L82 PathProgramCache]: Analyzing trace with hash -2128688625, now seen corresponding path program 11 times [2021-07-14 06:07:08,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:07:08,265 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667768845] [2021-07-14 06:07:08,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:07:08,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:07:08,509 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:08,509 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:07:08,509 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667768845] [2021-07-14 06:07:08,509 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667768845] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:08,510 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297480721] [2021-07-14 06:07:08,510 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 [2021-07-14 06:07:08,547 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 06:07:08,547 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:07:08,548 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 49 conjunts are in the unsatisfiable core [2021-07-14 06:07:08,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:07:09,170 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-07-14 06:07:09,170 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:07:09,171 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 [2021-07-14 06:07:10,252 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 213 [2021-07-14 06:07:10,528 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-07-14 06:07:11,480 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 214 [2021-07-14 06:07:11,624 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 247 [2021-07-14 06:07:11,910 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-07-14 06:07:12,220 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-07-14 06:07:12,545 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 387 [2021-07-14 06:07:12,969 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 257 [2021-07-14 06:07:13,704 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-07-14 06:07:13,834 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-07-14 06:07:14,016 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 282 [2021-07-14 06:07:15,079 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:07:15,080 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:07:15,081 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:07:15,081 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-07-14 06:07:15,085 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:15,085 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297480721] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:15,085 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:07:15,086 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-07-14 06:07:15,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325945302] [2021-07-14 06:07:15,086 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-14 06:07:15,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:07:15,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-14 06:07:15,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=856, Unknown=0, NotChecked=0, Total=930 [2021-07-14 06:07:15,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:15,087 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:07:15,087 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.3548387096774193) internal successors, (42), 30 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:07:15,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:15,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:15,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:15,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:15,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:15,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:15,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:15,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:15,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:15,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:15,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:15,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:07:15,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:07:15,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:07:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:07:15,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:07:15,685 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable440,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:07:15,685 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:07:15,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:07:15,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1530526827, now seen corresponding path program 12 times [2021-07-14 06:07:15,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:07:15,685 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034599844] [2021-07-14 06:07:15,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:07:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:07:15,817 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:15,818 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:07:15,818 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034599844] [2021-07-14 06:07:15,818 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034599844] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:15,818 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282224936] [2021-07-14 06:07:15,818 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 [2021-07-14 06:07:15,861 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-14 06:07:15,862 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:07:15,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 06:07:15,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:07:15,937 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:15,937 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [282224936] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:15,937 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:07:15,938 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-07-14 06:07:15,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623916070] [2021-07-14 06:07:15,939 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 06:07:15,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:07:15,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 06:07:15,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-07-14 06:07:15,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:15,940 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:07:15,941 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) [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:07:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:07:15,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:16,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:16,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:16,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:16,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:16,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:16,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:16,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:16,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:16,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:16,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:16,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:16,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:07:16,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:07:16,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:07:16,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 06:07:16,356 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable900,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:07:16,357 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:07:16,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:07:16,357 INFO L82 PathProgramCache]: Analyzing trace with hash -175074576, now seen corresponding path program 13 times [2021-07-14 06:07:16,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:07:16,357 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952698404] [2021-07-14 06:07:16,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:07:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:07:16,629 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:16,629 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:07:16,629 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952698404] [2021-07-14 06:07:16,629 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952698404] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:16,629 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048886756] [2021-07-14 06:07:16,629 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 [2021-07-14 06:07:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:07:16,660 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 56 conjunts are in the unsatisfiable core [2021-07-14 06:07:16,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:07:17,412 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-07-14 06:07:17,412 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:07:17,413 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 [2021-07-14 06:07:18,429 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 265 [2021-07-14 06:07:18,615 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-07-14 06:07:18,790 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-07-14 06:07:18,985 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 298 [2021-07-14 06:07:19,366 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 419 [2021-07-14 06:07:19,573 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 367 [2021-07-14 06:07:19,817 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 330 [2021-07-14 06:07:20,009 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 298 [2021-07-14 06:07:20,465 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 261 [2021-07-14 06:07:21,267 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 358 [2021-07-14 06:07:21,512 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 329 [2021-07-14 06:07:21,656 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 245 [2021-07-14 06:07:22,831 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 356 [2021-07-14 06:07:23,283 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 494 [2021-07-14 06:07:23,478 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 304 [2021-07-14 06:07:24,358 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 239 [2021-07-14 06:07:24,974 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 245 [2021-07-14 06:07:25,531 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 219 [2021-07-14 06:07:25,811 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 342 [2021-07-14 06:07:26,583 WARN L205 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-07-14 06:07:27,356 WARN L205 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-07-14 06:07:28,218 WARN L205 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 663 [2021-07-14 06:07:29,237 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 665 DAG size of output: 835 [2021-07-14 06:07:29,416 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 361 [2021-07-14 06:07:30,350 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 271 [2021-07-14 06:07:30,692 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 538 [2021-07-14 06:07:31,221 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 342 [2021-07-14 06:07:31,702 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-07-14 06:07:32,183 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-07-14 06:07:32,716 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 465 [2021-07-14 06:07:33,273 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 616 [2021-07-14 06:07:33,524 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 373 [2021-07-14 06:07:33,729 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 375 [2021-07-14 06:07:33,933 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 343 [2021-07-14 06:07:34,669 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 277 [2021-07-14 06:07:35,191 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 239 [2021-07-14 06:07:35,390 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 380 [2021-07-14 06:07:35,683 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 437 [2021-07-14 06:07:36,476 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 197 [2021-07-14 06:07:36,946 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 562 [2021-07-14 06:07:37,469 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 436 [2021-07-14 06:07:38,483 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 254 [2021-07-14 06:07:39,386 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 422 [2021-07-14 06:07:40,482 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 545 [2021-07-14 06:07:41,516 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-07-14 06:07:42,555 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-07-14 06:07:43,659 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 1554 DAG size of output: 954 [2021-07-14 06:07:43,818 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 611 [2021-07-14 06:07:44,155 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 447 [2021-07-14 06:07:44,829 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 294 [2021-07-14 06:07:44,995 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-07-14 06:07:45,160 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-07-14 06:07:45,334 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 338 [2021-07-14 06:07:45,506 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 321 [2021-07-14 06:07:45,899 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:07:45,901 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:07:45,901 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 06:07:45,901 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-07-14 06:07:45,905 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:45,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048886756] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:45,905 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:07:45,905 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 36 [2021-07-14 06:07:45,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306711662] [2021-07-14 06:07:45,906 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-07-14 06:07:45,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:07:45,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-07-14 06:07:45,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1241, Unknown=0, NotChecked=0, Total=1332 [2021-07-14 06:07:45,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:45,907 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:07:45,907 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.2432432432432432) internal successors, (46), 36 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) [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 06:07:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:07:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 06:07:46,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 06:07:46,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 06:07:46,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:07:46,612 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable901,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:07:46,612 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:07:46,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:07:46,613 INFO L82 PathProgramCache]: Analyzing trace with hash -867204362, now seen corresponding path program 14 times [2021-07-14 06:07:46,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:07:46,613 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900279749] [2021-07-14 06:07:46,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:07:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:07:46,858 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:07:46,858 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:07:46,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900279749] [2021-07-14 06:07:46,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900279749] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:07:46,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664580404] [2021-07-14 06:07:46,858 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 [2021-07-14 06:07:46,887 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:07:46,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:07:46,888 WARN L261 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 58 conjunts are in the unsatisfiable core [2021-07-14 06:07:46,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:07:47,791 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-07-14 06:07:47,792 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:07:47,792 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 [2021-07-14 06:07:49,052 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 351 [2021-07-14 06:07:49,213 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 372 [2021-07-14 06:07:49,426 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 408 [2021-07-14 06:07:50,729 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 389 [2021-07-14 06:07:50,915 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 409 [2021-07-14 06:07:51,154 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 445 [2021-07-14 06:07:51,679 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 727 [2021-07-14 06:07:52,230 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 728 [2021-07-14 06:07:52,901 WARN L205 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 753 [2021-07-14 06:07:53,666 WARN L205 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 775 [2021-07-14 06:07:54,558 WARN L205 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-07-14 06:07:55,428 WARN L205 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-07-14 06:07:56,445 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 1192 DAG size of output: 813 [2021-07-14 06:07:58,708 WARN L205 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 815 DAG size of output: 982 [2021-07-14 06:08:00,382 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 786 DAG size of output: 884 [2021-07-14 06:08:01,408 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 765 DAG size of output: 798 [2021-07-14 06:08:02,969 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 754 DAG size of output: 1042 [2021-07-14 06:08:03,787 WARN L205 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 844 [2021-07-14 06:08:04,115 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 317 [2021-07-14 06:08:05,017 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 179 [2021-07-14 06:08:05,128 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 256 [2021-07-14 06:08:05,274 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-07-14 06:08:06,290 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 230 [2021-07-14 06:08:06,482 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 252 [2021-07-14 06:08:06,671 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 259 [2021-07-14 06:08:07,518 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 199 [2021-07-14 06:08:07,887 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 331 [2021-07-14 06:08:08,283 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 350 [2021-07-14 06:08:09,412 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-07-14 06:08:09,576 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 217 [2021-07-14 06:08:10,144 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 246 [2021-07-14 06:08:10,636 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 331 [2021-07-14 06:08:10,793 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 262 [2021-07-14 06:08:11,005 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 324 [2021-07-14 06:08:11,172 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 244 [2021-07-14 06:08:11,788 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 257 [2021-07-14 06:08:12,065 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 218 [2021-07-14 06:08:12,192 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 210 [2021-07-14 06:08:12,348 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 228 [2021-07-14 06:08:12,506 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 241 [2021-07-14 06:08:13,130 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 210 [2021-07-14 06:08:13,760 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2021-07-14 06:08:13,930 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 282 [2021-07-14 06:08:14,151 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 300 [2021-07-14 06:08:14,478 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 296 [2021-07-14 06:08:15,810 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 216 [2021-07-14 06:08:15,971 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 235 [2021-07-14 06:08:16,449 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 313 [2021-07-14 06:08:17,507 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 1222 DAG size of output: 455 [2021-07-14 06:08:18,985 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 1424 DAG size of output: 577 [2021-07-14 06:08:19,156 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 277 [2021-07-14 06:08:19,356 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 283 [2021-07-14 06:08:19,508 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-07-14 06:08:20,345 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2021-07-14 06:08:20,515 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 285 [2021-07-14 06:08:20,862 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 219 [2021-07-14 06:08:21,804 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 247 [2021-07-14 06:08:22,047 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 311 [2021-07-14 06:08:22,511 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 143 [2021-07-14 06:08:23,239 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 186 [2021-07-14 06:08:23,444 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2021-07-14 06:08:23,942 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 400 [2021-07-14 06:08:24,599 WARN L205 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 483 [2021-07-14 06:08:25,355 WARN L205 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 507 [2021-07-14 06:08:26,714 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 251 [2021-07-14 06:08:26,869 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 272 [2021-07-14 06:08:27,105 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 285 [2021-07-14 06:08:27,381 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 288 [2021-07-14 06:08:28,109 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2021-07-14 06:08:28,571 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 208 [2021-07-14 06:08:28,817 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 282 [2021-07-14 06:08:29,349 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 216 [2021-07-14 06:08:29,704 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 311 [2021-07-14 06:08:30,072 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 354 [2021-07-14 06:08:31,105 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2021-07-14 06:08:31,267 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 217 [2021-07-14 06:08:31,928 WARN L205 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 451 [2021-07-14 06:08:32,681 WARN L205 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 463 [2021-07-14 06:08:33,990 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 1029 DAG size of output: 672 [2021-07-14 06:08:36,132 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 1517 DAG size of output: 968 [2021-07-14 06:08:37,109 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 286 [2021-07-14 06:08:37,281 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 287 [2021-07-14 06:08:37,930 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 312 [2021-07-14 06:08:38,640 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 325 [2021-07-14 06:08:39,015 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 328 [2021-07-14 06:08:39,156 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-07-14 06:08:39,961 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 212 [2021-07-14 06:08:40,138 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 288 [2021-07-14 06:08:40,989 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 171 [2021-07-14 06:08:41,186 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2021-07-14 06:08:41,606 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2021-07-14 06:08:42,634 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 452 [2021-07-14 06:08:43,219 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 211 [2021-07-14 06:08:43,689 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2021-07-14 06:08:43,942 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 297 [2021-07-14 06:08:44,484 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 227 [2021-07-14 06:08:44,918 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 393 [2021-07-14 06:08:45,360 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 397 [2021-07-14 06:08:46,214 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2021-07-14 06:08:46,567 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2021-07-14 06:08:47,414 WARN L205 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 541 [2021-07-14 06:08:48,533 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 680 DAG size of output: 566 [2021-07-14 06:08:50,219 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 1012 DAG size of output: 839 [2021-07-14 06:08:52,661 WARN L205 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 1410 DAG size of output: 1099 [2021-07-14 06:08:57,645 WARN L205 SmtUtils]: Spent 4.98 s on a formula simplification. DAG size of input: 2226 DAG size of output: 1704 [2021-07-14 06:09:04,372 WARN L205 SmtUtils]: Spent 6.72 s on a formula simplification. DAG size of input: 3213 DAG size of output: 1793 [2021-07-14 06:09:12,720 WARN L205 SmtUtils]: Spent 8.33 s on a formula simplification. DAG size of input: 3741 DAG size of output: 2301 [2021-07-14 06:09:22,512 WARN L205 SmtUtils]: Spent 9.78 s on a formula simplification. DAG size of input: 4093 DAG size of output: 2511 [2021-07-14 06:09:23,841 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 739 DAG size of output: 1024 [2021-07-14 06:09:24,701 WARN L205 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 826 [2021-07-14 06:09:24,879 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 281 [2021-07-14 06:09:25,114 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 294 [2021-07-14 06:09:26,354 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2021-07-14 06:09:26,849 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 284 [2021-07-14 06:09:27,502 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-07-14 06:09:27,627 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-07-14 06:09:28,132 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 212 [2021-07-14 06:09:28,586 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2021-07-14 06:09:28,839 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-07-14 06:09:29,089 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-07-14 06:09:29,540 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 428 [2021-07-14 06:09:30,311 WARN L205 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 566 [2021-07-14 06:09:31,052 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 156 [2021-07-14 06:09:31,235 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2021-07-14 06:09:32,137 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 239 [2021-07-14 06:09:32,396 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 291 [2021-07-14 06:09:32,861 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 392 [2021-07-14 06:09:34,314 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 859 DAG size of output: 794 [2021-07-14 06:09:35,870 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 1020 DAG size of output: 881 [2021-07-14 06:09:36,156 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 235 [2021-07-14 06:09:36,304 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 297 [2021-07-14 06:09:36,438 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 236 [2021-07-14 06:09:36,663 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 244 [2021-07-14 06:09:37,344 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-07-14 06:09:37,631 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 334 [2021-07-14 06:09:38,124 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2021-07-14 06:09:38,233 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2021-07-14 06:09:38,774 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 310 [2021-07-14 06:09:39,380 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 446 [2021-07-14 06:09:39,564 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 195 [2021-07-14 06:09:40,307 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 256 [2021-07-14 06:09:40,727 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 308 [2021-07-14 06:09:41,540 WARN L205 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 508 [2021-07-14 06:09:42,203 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2021-07-14 06:09:42,356 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 173 [2021-07-14 06:09:42,611 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 215 [2021-07-14 06:09:43,067 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 193 [2021-07-14 06:09:43,168 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 205 [2021-07-14 06:09:43,866 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2021-07-14 06:09:44,418 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 284 [2021-07-14 06:09:44,793 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 348 [2021-07-14 06:09:46,050 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 994 DAG size of output: 708 [2021-07-14 06:09:47,546 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 1148 DAG size of output: 774 [2021-07-14 06:09:50,971 WARN L205 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 1747 DAG size of output: 1412 [2021-07-14 06:09:51,088 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 253 [2021-07-14 06:09:51,237 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 259 [2021-07-14 06:09:51,349 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 256 [2021-07-14 06:09:52,210 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 190 [2021-07-14 06:09:53,098 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2021-07-14 06:09:53,303 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 249 [2021-07-14 06:09:53,508 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 321 [2021-07-14 06:09:53,692 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 260 [2021-07-14 06:09:54,025 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 192 [2021-07-14 06:09:54,395 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 249 [2021-07-14 06:09:54,575 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 271 [2021-07-14 06:09:54,865 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 251 [2021-07-14 06:09:55,325 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 251 [2021-07-14 06:09:55,507 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 274 [2021-07-14 06:09:55,757 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 321 [2021-07-14 06:09:55,893 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 238 [2021-07-14 06:09:56,519 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 253 [2021-07-14 06:09:56,895 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2021-07-14 06:09:57,077 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 242 [2021-07-14 06:09:57,352 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 265 [2021-07-14 06:09:57,761 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 330 [2021-07-14 06:09:58,381 WARN L205 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 360 [2021-07-14 06:09:58,516 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 245 [2021-07-14 06:09:59,454 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2021-07-14 06:10:00,425 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 261 [2021-07-14 06:10:00,652 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-07-14 06:10:00,870 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-07-14 06:10:01,217 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 357 [2021-07-14 06:10:01,776 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 385 [2021-07-14 06:10:02,804 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 218 [2021-07-14 06:10:03,071 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 242 [2021-07-14 06:10:03,585 WARN L205 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 350 [2021-07-14 06:10:04,835 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 1315 DAG size of output: 518 [2021-07-14 06:10:10,222 WARN L205 SmtUtils]: Spent 5.38 s on a formula simplification. DAG size of input: 2765 DAG size of output: 1722 [2021-07-14 06:10:16,296 WARN L205 SmtUtils]: Spent 6.06 s on a formula simplification. DAG size of input: 2888 DAG size of output: 1777 [2021-07-14 06:10:23,832 WARN L205 SmtUtils]: Spent 7.52 s on a formula simplification. DAG size of input: 3423 DAG size of output: 2286 [2021-07-14 06:10:32,744 WARN L205 SmtUtils]: Spent 8.90 s on a formula simplification. DAG size of input: 3768 DAG size of output: 2589 [2021-07-14 06:10:33,743 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 242 [2021-07-14 06:10:34,611 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 227 [2021-07-14 06:10:34,774 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-07-14 06:10:35,833 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 255 [2021-07-14 06:10:35,995 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 268 [2021-07-14 06:10:36,173 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2021-07-14 06:10:36,462 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2021-07-14 06:10:36,946 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 228 [2021-07-14 06:10:37,350 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 411 [2021-07-14 06:10:37,873 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 475 [2021-07-14 06:10:38,607 WARN L205 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 486 [2021-07-14 06:10:39,463 WARN L205 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 495 [2021-07-14 06:10:41,037 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 223 [2021-07-14 06:10:41,159 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-07-14 06:10:41,312 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 235 [2021-07-14 06:10:41,537 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 303 [2021-07-14 06:10:42,269 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 350 [2021-07-14 06:10:43,037 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 194 [2021-07-14 06:10:43,428 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 386 [2021-07-14 06:10:43,987 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 399 [2021-07-14 06:10:45,583 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 1065 DAG size of output: 745 [2021-07-14 06:10:47,324 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 1077 DAG size of output: 744 [2021-07-14 06:10:49,314 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 1098 DAG size of output: 750 [2021-07-14 06:11:01,603 WARN L205 SmtUtils]: Spent 12.28 s on a formula simplification. DAG size of input: 4707 DAG size of output: 3202 [2021-07-14 06:11:25,294 WARN L205 SmtUtils]: Spent 23.67 s on a formula simplification. DAG size of input: 6894 DAG size of output: 4324 [2021-07-14 06:11:52,087 WARN L205 SmtUtils]: Spent 26.76 s on a formula simplification. DAG size of input: 7322 DAG size of output: 4477 [2021-07-14 06:11:53,255 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 317 [2021-07-14 06:11:53,419 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 343 [2021-07-14 06:11:54,843 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 378 [2021-07-14 06:11:55,059 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 404 [2021-07-14 06:11:55,485 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 627 [2021-07-14 06:11:55,990 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 654 [2021-07-14 06:12:26,369 WARN L205 SmtUtils]: Spent 30.36 s on a formula simplification. DAG size of input: 8002 DAG size of output: 4954 [2021-07-14 06:13:01,119 WARN L205 SmtUtils]: Spent 34.71 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-07-14 06:13:35,941 WARN L205 SmtUtils]: Spent 34.78 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-07-14 06:14:14,602 WARN L205 SmtUtils]: Spent 38.63 s on a formula simplification. DAG size of input: 8440 DAG size of output: 5295 [2021-07-14 06:15:13,155 WARN L205 SmtUtils]: Spent 58.52 s on a formula simplification. DAG size of input: 5297 DAG size of output: 7538 [2021-07-14 06:16:10,936 WARN L205 SmtUtils]: Spent 57.73 s on a formula simplification. DAG size of input: 4323 DAG size of output: 6374 [2021-07-14 06:17:10,848 WARN L205 SmtUtils]: Spent 59.88 s on a formula simplification. DAG size of input: 3823 DAG size of output: 4222 [2021-07-14 06:17:18,575 WARN L205 SmtUtils]: Spent 7.71 s on a formula simplification. DAG size of input: 1942 DAG size of output: 1778 [2021-07-14 06:17:31,948 WARN L205 SmtUtils]: Spent 13.36 s on a formula simplification. DAG size of input: 1680 DAG size of output: 1578 [2021-07-14 06:17:32,227 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 1450 [2021-07-14 06:17:41,008 WARN L205 SmtUtils]: Spent 8.77 s on a formula simplification. DAG size of input: 1347 DAG size of output: 1954 [2021-07-14 06:17:41,529 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1150 [2021-07-14 06:17:41,916 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1034 [2021-07-14 06:17:46,723 WARN L205 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 981 DAG size of output: 1395 [2021-07-14 06:17:46,839 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 872 [2021-07-14 06:17:46,958 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2021-07-14 06:17:48,024 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 272 [2021-07-14 06:17:48,520 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 331 [2021-07-14 06:17:48,822 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 377 [2021-07-14 06:17:49,921 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 472 [2021-07-14 06:17:50,035 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-07-14 06:17:50,530 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 187 [2021-07-14 06:17:50,884 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 266 [2021-07-14 06:17:51,982 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 289 [2021-07-14 06:17:52,264 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 337 [2021-07-14 06:17:52,638 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 399 [2021-07-14 06:17:53,126 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 473 [2021-07-14 06:17:54,240 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1245 DAG size of output: 754 [2021-07-14 06:17:54,464 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 778 [2021-07-14 06:17:55,751 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 244 [2021-07-14 06:17:55,914 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 279 [2021-07-14 06:17:56,434 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 355 [2021-07-14 06:17:56,793 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 427 [2021-07-14 06:17:56,899 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 556 [2021-07-14 06:17:58,549 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 216 [2021-07-14 06:17:58,991 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 294 [2021-07-14 06:17:59,270 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 361 [2021-07-14 06:17:59,661 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 434 [2021-07-14 06:18:00,543 WARN L205 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 614 [2021-07-14 06:18:02,756 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 1979 DAG size of output: 1146 [2021-07-14 06:18:05,448 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 2136 DAG size of output: 1241 [2021-07-14 06:18:08,642 WARN L205 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 2252 DAG size of output: 1326 [2021-07-14 06:18:14,118 WARN L205 SmtUtils]: Spent 5.46 s on a formula simplification. DAG size of input: 3080 DAG size of output: 1978 [2021-07-14 06:18:14,506 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-07-14 06:18:14,712 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 228 [2021-07-14 06:18:16,107 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 227 [2021-07-14 06:18:16,361 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 301 [2021-07-14 06:18:16,726 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 370 [2021-07-14 06:18:22,718 WARN L205 SmtUtils]: Spent 5.99 s on a formula simplification. DAG size of input: 3478 DAG size of output: 2225 [2021-07-14 06:18:23,328 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 431 [2021-07-14 06:18:24,060 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 243 [2021-07-14 06:18:24,212 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 237 [2021-07-14 06:18:24,436 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 247 [2021-07-14 06:18:24,547 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 217 [2021-07-14 06:18:25,274 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 241 [2021-07-14 06:18:25,425 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 266 [2021-07-14 06:18:26,105 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 241 [2021-07-14 06:18:26,264 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 310 [2021-07-14 06:18:26,471 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 316 [2021-07-14 06:18:26,831 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 411 [2021-07-14 06:18:27,484 WARN L205 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 543 [2021-07-14 06:18:28,336 WARN L205 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 604 [2021-07-14 06:18:36,104 WARN L205 SmtUtils]: Spent 7.76 s on a formula simplification. DAG size of input: 4146 DAG size of output: 2641 [2021-07-14 06:18:45,084 WARN L205 SmtUtils]: Spent 8.96 s on a formula simplification. DAG size of input: 4264 DAG size of output: 2757 [2021-07-14 06:19:03,175 WARN L205 SmtUtils]: Spent 18.06 s on a formula simplification. DAG size of input: 6395 DAG size of output: 4339 [2021-07-14 06:19:30,079 WARN L205 SmtUtils]: Spent 26.86 s on a formula simplification. DAG size of input: 4239 DAG size of output: 3919 [2021-07-14 06:20:44,764 WARN L205 SmtUtils]: Spent 1.24 m on a formula simplification. DAG size of input: 3721 DAG size of output: 4036 [2021-07-14 06:21:03,566 WARN L205 SmtUtils]: Spent 18.77 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1732 [2021-07-14 06:21:04,167 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 306 [2021-07-14 06:21:04,405 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 236 [2021-07-14 06:21:04,516 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 212 [2021-07-14 06:21:05,579 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 278 [2021-07-14 06:21:05,835 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 322 [2021-07-14 06:21:05,987 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 201 [2021-07-14 06:21:06,825 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 254 [2021-07-14 06:21:07,059 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 271 [2021-07-14 06:21:07,356 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 290 [2021-07-14 06:21:08,243 WARN L205 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 477 [2021-07-14 06:21:08,977 WARN L205 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 1605 DAG size of output: 1605 Received shutdown request... [2021-07-14 06:21:26,906 WARN L205 SmtUtils]: Spent 17.92 s on a formula simplification. DAG size of input: 1500 DAG size of output: 2098 [2021-07-14 06:21:27,125 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2422 [2021-07-14 06:21:27,126 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 06:21:27,132 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 06:21:27,134 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 06:21:27,134 INFO L202 PluginConnector]: Adding new model unroll-cond-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 06:21:27 BasicIcfg [2021-07-14 06:21:27,134 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 06:21:27,134 INFO L168 Benchmark]: Toolchain (without parser) took 872646.88 ms. Allocated memory was 181.4 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 161.4 MB in the beginning and 583.8 MB in the end (delta: -422.4 MB). Peak memory consumption was 772.3 MB. Max. memory is 8.0 GB. [2021-07-14 06:21:27,134 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 181.4 MB. Free memory is still 162.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 06:21:27,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.14 ms. Allocated memory is still 181.4 MB. Free memory was 161.4 MB in the beginning and 159.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 06:21:27,135 INFO L168 Benchmark]: Boogie Preprocessor took 13.06 ms. Allocated memory is still 181.4 MB. Free memory was 159.9 MB in the beginning and 158.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 06:21:27,135 INFO L168 Benchmark]: RCFGBuilder took 345.78 ms. Allocated memory is still 181.4 MB. Free memory was 158.8 MB in the beginning and 143.7 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-07-14 06:21:27,135 INFO L168 Benchmark]: TraceAbstraction took 872259.44 ms. Allocated memory was 181.4 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 143.2 MB in the beginning and 583.8 MB in the end (delta: -440.6 MB). Peak memory consumption was 754.4 MB. Max. memory is 8.0 GB. [2021-07-14 06:21:27,135 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 0.17 ms. Allocated memory is still 181.4 MB. Free memory is still 162.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 23.14 ms. Allocated memory is still 181.4 MB. Free memory was 161.4 MB in the beginning and 159.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.06 ms. Allocated memory is still 181.4 MB. Free memory was 159.9 MB in the beginning and 158.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 345.78 ms. Allocated memory is still 181.4 MB. Free memory was 158.8 MB in the beginning and 143.7 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 872259.44 ms. Allocated memory was 181.4 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 143.2 MB in the beginning and 583.8 MB in the end (delta: -440.6 MB). Peak memory consumption was 754.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 447, positive: 260, positive conditional: 260, positive unconditional: 0, negative: 187, negative conditional: 187, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 260, positive: 260, positive conditional: 260, 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: 260, positive: 260, positive conditional: 0, positive unconditional: 260, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 260, positive: 256, positive conditional: 0, positive unconditional: 256, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 187 - 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: 872189.7ms, OverallIterations: 17, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.4ms, PartialOrderReductionTime: 3022.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 164, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 85.7ms SsaConstructionTime, 350.5ms SatisfiabilityAnalysisTime, 44455.4ms InterpolantComputationTime, 550 NumberOfCodeBlocks, 550 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 519 ConstructedInterpolants, 0 QuantifiedInterpolants, 6033 SizeOfPredicates, 25 NumberOfNonLiveVariables, 1065 ConjunctsInSsa, 395 ConjunctsInUnsatCore, 31 InterpolantComputations, 1 PerfectInterpolantSequences, 165/840 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