/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.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 04:21:47,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 04:21:47,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 04:21:47,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-14 04:21:47,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-14 04:21:47,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-14 04:21:47,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-14 04:21:47,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-14 04:21:47,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-14 04:21:47,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-14 04:21:47,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-14 04:21:47,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-14 04:21:47,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 04:21:47,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 04:21:47,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 04:21:47,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 04:21:47,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 04:21:47,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 04:21:47,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 04:21:47,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 04:21:47,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 04:21:47,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 04:21:47,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 04:21:47,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 04:21:47,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-14 04:21:47,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-14 04:21:47,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-14 04:21:47,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-14 04:21:47,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-14 04:21:47,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-14 04:21:47,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-14 04:21:47,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-14 04:21:47,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-14 04:21:47,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-14 04:21:47,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-14 04:21:47,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-14 04:21:47,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-14 04:21:47,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-14 04:21:47,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 04:21:47,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 04:21:47,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 04:21:47,379 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.epf [2021-07-14 04:21:47,406 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 04:21:47,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 04:21:47,407 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 04:21:47,407 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 04:21:47,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 04:21:47,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 04:21:47,409 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 04:21:47,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 04:21:47,409 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 04:21:47,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 04:21:47,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 04:21:47,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 04:21:47,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 04:21:47,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 04:21:47,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 04:21:47,411 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 04:21:47,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 04:21:47,411 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 04:21:47,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 04:21:47,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 04:21:47,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 04:21:47,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 04:21:47,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 04:21:47,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 04:21:47,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 04:21:47,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 04:21:47,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 04:21:47,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 04:21:47,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 04:21:47,429 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 04:21:47,429 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 04:21:47,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 04:21:47,429 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 04:21:47,429 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 04:21:47,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 04:21:47,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 04:21:47,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 04:21:47,700 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 04:21:47,701 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 04:21:47,701 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series-array.wvr.bpl [2021-07-14 04:21:47,702 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series-array.wvr.bpl' [2021-07-14 04:21:47,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 04:21:47,723 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 04:21:47,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 04:21:47,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 04:21:47,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 04:21:47,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 04:21:47,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 04:21:47,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 04:21:47,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 04:21:47,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 04:21:47,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 04:21:47,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 04:21:47,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 04:21:47,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 04:21:47,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 04:21:47,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 04:21:47,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 04:21:47,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 04:21:47,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 04:21:47,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 04:21:47,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 04:21:47,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 04:21:47,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (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 04:21:47,822 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 04:21:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 04:21:47,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 04:21:47,823 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 04:21:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 04:21:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 04:21:47,823 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 04:21:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 04:21:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 04:21:47,823 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 04:21:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 04:21:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 04:21:47,823 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-07-14 04:21:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-07-14 04:21:47,824 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-07-14 04:21:47,824 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 04:21:47,984 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 04:21:47,984 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 04:21:47,986 INFO L202 PluginConnector]: Adding new model buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:21:47 BoogieIcfgContainer [2021-07-14 04:21:47,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 04:21:47,987 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 04:21:47,987 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 04:21:47,989 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 04:21:47,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/2) ... [2021-07-14 04:21:47,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef9f988 and model type buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 04:21:47, skipping insertion in model container [2021-07-14 04:21:47,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:21:47" (2/2) ... [2021-07-14 04:21:47,991 INFO L111 eAbstractionObserver]: Analyzing ICFG buffer-series-array.wvr.bpl [2021-07-14 04:21:47,995 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 04:21:47,995 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 04:21:47,995 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 04:21:47,995 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 04:21:48,028 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-07-14 04:21:48,044 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 04:21:48,097 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 04:21:48,097 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 04:21:48,097 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 04:21:48,097 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 04:21:48,097 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 04:21:48,097 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 04:21:48,097 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 04:21:48,098 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 04:21:48,255 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:21:48,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:21:48,259 INFO L82 PathProgramCache]: Analyzing trace with hash 999122166, now seen corresponding path program 1 times [2021-07-14 04:21:48,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:21:48,265 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150335484] [2021-07-14 04:21:48,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:21:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:21:48,408 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 04:21:48,408 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:21:48,409 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150335484] [2021-07-14 04:21:48,409 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150335484] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 04:21:48,410 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 04:21:48,410 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 04:21:48,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304575250] [2021-07-14 04:21:48,421 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 04:21:48,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:21:48,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 04:21:48,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 04:21:48,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:48,436 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:21:48,442 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 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 04:21:48,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:48,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:48,516 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 04:21:48,516 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:21:48,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:21:48,519 INFO L82 PathProgramCache]: Analyzing trace with hash -48920638, now seen corresponding path program 2 times [2021-07-14 04:21:48,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:21:48,519 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98796355] [2021-07-14 04:21:48,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:21:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:21:48,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 04:21:48,573 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:21:48,573 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98796355] [2021-07-14 04:21:48,574 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98796355] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:21:48,574 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1713638806] [2021-07-14 04:21:48,574 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:21:48,630 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 04:21:48,630 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:21:48,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-14 04:21:48,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:21:48,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 04:21:48,718 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1713638806] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 04:21:48,718 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 04:21:48,718 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-07-14 04:21:48,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260200862] [2021-07-14 04:21:48,719 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-14 04:21:48,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:21:48,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-14 04:21:48,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-14 04:21:48,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:48,720 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:21:48,720 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 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 04:21:48,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:48,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:48,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:48,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:48,964 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:21:48,964 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:21:48,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:21:48,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1540093061, now seen corresponding path program 1 times [2021-07-14 04:21:48,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:21:48,965 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165913230] [2021-07-14 04:21:48,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:21:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:21:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 04:21:48,998 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:21:48,998 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165913230] [2021-07-14 04:21:48,999 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165913230] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 04:21:48,999 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 04:21:48,999 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 04:21:48,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480555847] [2021-07-14 04:21:48,999 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 04:21:48,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:21:49,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 04:21:49,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 04:21:49,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:49,000 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:21:49,000 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:21:49,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:49,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:49,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:49,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:49,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:49,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:49,035 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 04:21:49,035 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:21:49,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:21:49,035 INFO L82 PathProgramCache]: Analyzing trace with hash -97623228, now seen corresponding path program 2 times [2021-07-14 04:21:49,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:21:49,035 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185447230] [2021-07-14 04:21:49,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:21:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:21:49,293 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 04:21:49,293 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:21:49,293 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185447230] [2021-07-14 04:21:49,293 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185447230] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:21:49,293 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1697592897] [2021-07-14 04:21:49,294 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 04:21:49,339 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 04:21:49,339 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:21:49,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 04:21:49,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:21:49,432 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 17 treesize of output 13 [2021-07-14 04:21:49,433 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:21:49,437 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:21:49,438 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 04:21:49,438 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:13 [2021-07-14 04:21:49,502 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 15 treesize of output 11 [2021-07-14 04:21:49,503 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:21:49,504 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:21:49,505 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 04:21:49,505 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:7 [2021-07-14 04:21:49,540 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 04:21:49,541 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1697592897] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:21:49,541 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:21:49,541 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-07-14 04:21:49,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650158753] [2021-07-14 04:21:49,541 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 04:21:49,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:21:49,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 04:21:49,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-07-14 04:21:49,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:49,542 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:21:49,542 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.181818181818182) internal successors, (46), 10 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 04:21:49,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:49,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:49,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:49,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:49,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:49,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:49,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:49,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:21:49,984 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:21:49,984 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:21:49,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:21:49,985 INFO L82 PathProgramCache]: Analyzing trace with hash 708454940, now seen corresponding path program 3 times [2021-07-14 04:21:49,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:21:49,985 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214198801] [2021-07-14 04:21:49,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:21:50,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:21:50,060 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 04:21:50,060 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:21:50,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214198801] [2021-07-14 04:21:50,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214198801] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:21:50,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1908579771] [2021-07-14 04:21:50,060 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 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 04:21:50,101 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 04:21:50,102 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:21:50,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 04:21:50,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:21:50,217 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 04:21:50,217 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1908579771] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:21:50,217 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:21:50,217 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-07-14 04:21:50,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672290470] [2021-07-14 04:21:50,218 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-14 04:21:50,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:21:50,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-14 04:21:50,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-07-14 04:21:50,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:50,219 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:21:50,219 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:21:50,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:50,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:50,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:50,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:21:50,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:50,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:50,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:50,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:50,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:21:50,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:21:50,631 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:21:50,632 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:21:50,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:21:50,632 INFO L82 PathProgramCache]: Analyzing trace with hash -63141680, now seen corresponding path program 4 times [2021-07-14 04:21:50,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:21:50,632 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614953361] [2021-07-14 04:21:50,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:21:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:21:50,709 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 13 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-07-14 04:21:50,709 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:21:50,709 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614953361] [2021-07-14 04:21:50,710 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614953361] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:21:50,710 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2047732540] [2021-07-14 04:21:50,710 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 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 04:21:50,750 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 04:21:50,750 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:21:50,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 04:21:50,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:21:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-07-14 04:21:50,893 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2047732540] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:21:50,893 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:21:50,893 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2021-07-14 04:21:50,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77348819] [2021-07-14 04:21:50,893 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 04:21:50,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:21:50,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 04:21:50,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-07-14 04:21:50,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:50,894 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:21:50,894 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.461538461538462) internal successors, (71), 12 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:21:50,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:50,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:50,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:50,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:21:50,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:21:50,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:51,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:51,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:51,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:51,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:21:51,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:21:51,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:21:51,334 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-07-14 04:21:51,335 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:21:51,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:21:51,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1067934451, now seen corresponding path program 5 times [2021-07-14 04:21:51,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:21:51,336 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716418680] [2021-07-14 04:21:51,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:21:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:21:51,390 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 15 proven. 11 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-07-14 04:21:51,390 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:21:51,391 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716418680] [2021-07-14 04:21:51,391 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716418680] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:21:51,391 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347278289] [2021-07-14 04:21:51,391 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 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 04:21:51,433 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 04:21:51,433 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:21:51,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 04:21:51,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:21:51,519 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-07-14 04:21:51,519 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1347278289] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:21:51,519 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:21:51,519 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-07-14 04:21:51,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019369025] [2021-07-14 04:21:51,520 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 04:21:51,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:21:51,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 04:21:51,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-07-14 04:21:51,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:51,521 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:21:51,521 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:21:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:21:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:21:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:21:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:51,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:51,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:51,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:51,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:21:51,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:21:51,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:21:51,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:21:51,873 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:21:51,873 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:21:51,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:21:51,874 INFO L82 PathProgramCache]: Analyzing trace with hash -439300339, now seen corresponding path program 6 times [2021-07-14 04:21:51,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:21:51,874 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380113934] [2021-07-14 04:21:51,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:21:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:21:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:21:53,085 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:21:53,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380113934] [2021-07-14 04:21:53,085 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380113934] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:21:53,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574525545] [2021-07-14 04:21:53,085 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 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 04:21:53,142 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-14 04:21:53,142 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:21:53,143 WARN L261 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 85 conjunts are in the unsatisfiable core [2021-07-14 04:21:53,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:21:53,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2021-07-14 04:21:53,973 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:21:53,984 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:21:53,985 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 04:21:53,985 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:57 [2021-07-14 04:21:54,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,330 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:21:54,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 108 [2021-07-14 04:21:54,356 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-14 04:21:54,364 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:21:54,369 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 04:21:54,369 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:85, output treesize:44 [2021-07-14 04:21:54,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:21:54,687 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:21:54,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 77 [2021-07-14 04:21:54,715 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: and 2 xjuncts. [2021-07-14 04:21:54,720 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:21:54,725 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-14 04:21:54,725 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:19 [2021-07-14 04:21:54,822 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:21:54,822 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574525545] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:21:54,822 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:21:54,822 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 26] total 52 [2021-07-14 04:21:54,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491983593] [2021-07-14 04:21:54,823 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-07-14 04:21:54,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:21:54,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-07-14 04:21:54,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=2563, Unknown=0, NotChecked=0, Total=2756 [2021-07-14 04:21:54,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:21:54,824 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:21:54,824 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 2.0943396226415096) internal successors, (111), 52 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:21:54,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:54,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:21:54,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:21:54,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:21:54,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:21:54,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:21:54,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:21:54,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:22:00,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:22:00,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:22:00,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:22:00,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:22:00,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:22:00,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:22:00,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:22:00,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:22:00,933 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:22:00,933 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:22:00,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:22:00,934 INFO L82 PathProgramCache]: Analyzing trace with hash 664167086, now seen corresponding path program 7 times [2021-07-14 04:22:00,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:22:00,934 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242789168] [2021-07-14 04:22:00,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:22:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:22:00,987 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 26 proven. 25 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-07-14 04:22:00,987 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:22:00,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242789168] [2021-07-14 04:22:00,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242789168] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:22:00,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914712164] [2021-07-14 04:22:00,988 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 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 04:22:01,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:22:01,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 04:22:01,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:22:01,163 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-07-14 04:22:01,163 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [914712164] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:22:01,163 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:22:01,163 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-07-14 04:22:01,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21603645] [2021-07-14 04:22:01,164 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 04:22:01,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:22:01,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 04:22:01,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2021-07-14 04:22:01,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:22:01,164 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:22:01,164 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 8 states have internal predecessors, (54), 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 04:22:01,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:22:01,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:22:01,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:22:01,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:22:01,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:22:01,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:22:01,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:22:01,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:22:01,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:22:01,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:22:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:22:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:22:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:22:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:22:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:22:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:22:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:22:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:22:01,479 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-07-14 04:22:01,479 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:22:01,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:22:01,480 INFO L82 PathProgramCache]: Analyzing trace with hash -1830503760, now seen corresponding path program 8 times [2021-07-14 04:22:01,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:22:01,480 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911203476] [2021-07-14 04:22:01,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:22:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:22:01,538 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 26 proven. 25 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-07-14 04:22:01,539 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:22:01,539 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911203476] [2021-07-14 04:22:01,539 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911203476] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:22:01,539 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1783461293] [2021-07-14 04:22:01,539 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 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 04:22:01,579 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 04:22:01,579 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:22:01,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 04:22:01,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:22:01,670 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-07-14 04:22:01,670 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1783461293] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:22:01,670 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:22:01,670 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-07-14 04:22:01,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714441336] [2021-07-14 04:22:01,670 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 04:22:01,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:22:01,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 04:22:01,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2021-07-14 04:22:01,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:22:01,671 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:22:01,671 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 8 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:22:01,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:22:01,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:22:01,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:22:01,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:22:01,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:22:01,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:22:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:22:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:22:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:22:01,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:22:01,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:22:01,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:22:01,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:22:01,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:22:01,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:22:01,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:22:01,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:22:01,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:22:01,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:22:01,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:22:02,068 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:22:02,069 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:22:02,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:22:02,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1492947634, now seen corresponding path program 9 times [2021-07-14 04:22:02,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:22:02,069 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633344830] [2021-07-14 04:22:02,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:22:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:22:03,523 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:22:03,523 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:22:03,523 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633344830] [2021-07-14 04:22:03,523 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633344830] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:22:03,523 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1140107401] [2021-07-14 04:22:03,523 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 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 04:22:03,572 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-07-14 04:22:03,572 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:22:03,574 WARN L261 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 105 conjunts are in the unsatisfiable core [2021-07-14 04:22:03,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:22:05,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:22:05,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:22:05,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:22:05,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:22:05,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:22:05,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:22:05,229 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:22:05,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 105 treesize of output 285 [2021-07-14 04:22:05,249 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 04:22:05,387 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-07-14 04:22:05,387 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:22:07,501 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 139 [2021-07-14 04:22:07,794 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 199 [2021-07-14 04:22:08,258 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 252 [2021-07-14 04:22:08,907 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 152 [2021-07-14 04:22:09,626 WARN L205 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 661 DAG size of output: 280 [2021-07-14 04:22:10,943 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 200 [2021-07-14 04:22:12,162 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 161 [2021-07-14 04:22:12,444 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 217 [2021-07-14 04:22:13,668 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 218 [2021-07-14 04:22:14,287 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 999 DAG size of output: 337 [2021-07-14 04:22:15,233 WARN L205 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 1145 DAG size of output: 413 [2021-07-14 04:22:16,520 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 191 [2021-07-14 04:22:17,827 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 1175 DAG size of output: 443 [2021-07-14 04:22:19,943 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 1365 DAG size of output: 551 [2021-07-14 04:22:20,462 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 143 [2021-07-14 04:22:21,187 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 147 [2021-07-14 04:22:21,468 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 205 [2021-07-14 04:22:22,037 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 155 [2021-07-14 04:22:22,699 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 580 DAG size of output: 213 [2021-07-14 04:22:23,299 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 1094 DAG size of output: 318 [2021-07-14 04:22:24,408 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 244 [2021-07-14 04:22:24,684 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 254 [2021-07-14 04:22:25,582 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 236 [2021-07-14 04:22:25,870 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 246 [2021-07-14 04:22:26,481 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 1070 DAG size of output: 362 [2021-07-14 04:22:27,502 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 234 [2021-07-14 04:22:27,759 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 244 [2021-07-14 04:22:29,085 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 238 [2021-07-14 04:22:29,403 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 248 [2021-07-14 04:22:30,132 WARN L205 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 1075 DAG size of output: 354 [2021-07-14 04:22:31,774 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 2072 DAG size of output: 577 [2021-07-14 04:22:34,418 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 2362 DAG size of output: 727 [2021-07-14 04:22:35,617 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 154 [2021-07-14 04:22:35,849 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 194 [2021-07-14 04:22:36,888 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 160 [2021-07-14 04:22:37,142 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 628 DAG size of output: 210 [2021-07-14 04:22:37,724 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 1190 DAG size of output: 306 [2021-07-14 04:22:41,431 WARN L205 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 2420 DAG size of output: 787 [2021-07-14 04:22:42,058 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 163 [2021-07-14 04:22:42,554 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 159 [2021-07-14 04:22:42,786 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 237 [2021-07-14 04:22:43,430 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 137 [2021-07-14 04:22:44,195 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 601 DAG size of output: 197 [2021-07-14 04:22:44,865 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 180 [2021-07-14 04:22:45,437 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 178 [2021-07-14 04:22:45,763 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 214 [2021-07-14 04:22:46,271 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 176 [2021-07-14 04:22:46,810 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 178 [2021-07-14 04:22:47,068 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 210 [2021-07-14 04:22:47,745 WARN L205 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 325 [2021-07-14 04:22:48,831 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 1256 DAG size of output: 426 [2021-07-14 04:22:50,519 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 1314 DAG size of output: 482 [2021-07-14 04:22:57,165 WARN L205 SmtUtils]: Spent 6.64 s on a formula simplification. DAG size of input: 2798 DAG size of output: 1013 [2021-07-14 04:23:07,418 WARN L205 SmtUtils]: Spent 10.24 s on a formula simplification. DAG size of input: 2880 DAG size of output: 1095 [2021-07-14 04:23:09,142 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 139 [2021-07-14 04:23:09,414 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 199 [2021-07-14 04:23:09,854 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 252 [2021-07-14 04:23:11,066 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 661 DAG size of output: 280 [2021-07-14 04:23:12,298 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 200 [2021-07-14 04:23:13,467 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 161 [2021-07-14 04:23:13,742 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 217 [2021-07-14 04:23:14,203 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 156 [2021-07-14 04:23:14,977 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 218 [2021-07-14 04:23:15,598 WARN L205 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 999 DAG size of output: 337 [2021-07-14 04:23:16,567 WARN L205 SmtUtils]: Spent 964.00 ms on a formula simplification. DAG size of input: 1145 DAG size of output: 413 [2021-07-14 04:23:17,789 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 191 [2021-07-14 04:23:19,120 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 1175 DAG size of output: 443 [2021-07-14 04:23:21,264 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 1365 DAG size of output: 551 [2021-07-14 04:23:22,503 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 147 [2021-07-14 04:23:22,775 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 205 [2021-07-14 04:23:23,350 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 155 [2021-07-14 04:23:24,009 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 580 DAG size of output: 213 [2021-07-14 04:23:24,609 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 1094 DAG size of output: 318 [2021-07-14 04:23:25,758 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 244 [2021-07-14 04:23:26,020 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 254 [2021-07-14 04:23:26,942 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 236 [2021-07-14 04:23:27,228 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 246 [2021-07-14 04:23:27,850 WARN L205 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 1070 DAG size of output: 362 [2021-07-14 04:23:28,861 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 234 [2021-07-14 04:23:29,135 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 244 [2021-07-14 04:23:30,461 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 238 [2021-07-14 04:23:30,771 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 248 [2021-07-14 04:23:31,515 WARN L205 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 1075 DAG size of output: 354 [2021-07-14 04:23:33,185 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 2072 DAG size of output: 577 [2021-07-14 04:23:35,844 WARN L205 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 2362 DAG size of output: 727 [2021-07-14 04:23:37,014 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 154 [2021-07-14 04:23:37,260 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 194 [2021-07-14 04:23:38,290 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 160 [2021-07-14 04:23:38,532 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 628 DAG size of output: 210 [2021-07-14 04:23:39,131 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 1190 DAG size of output: 306 [2021-07-14 04:23:42,852 WARN L205 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 2420 DAG size of output: 787 [2021-07-14 04:23:43,473 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 163 [2021-07-14 04:23:44,210 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 237 [2021-07-14 04:23:44,846 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 137 [2021-07-14 04:23:45,622 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 601 DAG size of output: 197 [2021-07-14 04:23:46,292 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 180 [2021-07-14 04:23:46,873 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 178 [2021-07-14 04:23:47,193 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 214 [2021-07-14 04:23:47,664 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 176 [2021-07-14 04:23:48,191 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 178 [2021-07-14 04:23:48,454 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 210 [2021-07-14 04:23:49,156 WARN L205 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 325 [2021-07-14 04:23:50,252 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1256 DAG size of output: 426 [2021-07-14 04:23:51,946 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 1314 DAG size of output: 482 [2021-07-14 04:23:58,548 WARN L205 SmtUtils]: Spent 6.60 s on a formula simplification. DAG size of input: 2798 DAG size of output: 1013 [2021-07-14 04:24:08,764 WARN L205 SmtUtils]: Spent 10.21 s on a formula simplification. DAG size of input: 2880 DAG size of output: 1095 [2021-07-14 04:24:09,833 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 151 [2021-07-14 04:24:10,102 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 424 DAG size of output: 167 [2021-07-14 04:24:10,924 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 150 [2021-07-14 04:24:11,445 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 693 DAG size of output: 237 [2021-07-14 04:24:12,013 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 158 [2021-07-14 04:24:12,823 WARN L205 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 703 DAG size of output: 247 [2021-07-14 04:24:13,822 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 124 [2021-07-14 04:24:14,076 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 159 [2021-07-14 04:24:14,730 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 137 [2021-07-14 04:24:15,175 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 217 [2021-07-14 04:24:15,786 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 157 [2021-07-14 04:24:16,531 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 165 [2021-07-14 04:24:16,904 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 221 [2021-07-14 04:24:17,625 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 171 [2021-07-14 04:24:18,011 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 177 [2021-07-14 04:24:19,102 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 177 [2021-07-14 04:24:19,416 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 183 [2021-07-14 04:24:20,052 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 706 DAG size of output: 244 [2021-07-14 04:24:21,218 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 1175 DAG size of output: 364 [2021-07-14 04:24:23,143 WARN L205 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 1337 DAG size of output: 440 [2021-07-14 04:24:26,319 WARN L205 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 1491 DAG size of output: 514 [2021-07-14 04:24:26,951 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 205 [2021-07-14 04:24:27,326 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 217 [2021-07-14 04:24:28,051 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 206 [2021-07-14 04:24:28,598 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 218 [2021-07-14 04:24:29,165 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 729 DAG size of output: 250 [2021-07-14 04:24:29,838 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 193 [2021-07-14 04:24:30,420 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 192 [2021-07-14 04:24:30,747 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 222 [2021-07-14 04:24:31,765 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 1222 DAG size of output: 389 [2021-07-14 04:24:32,724 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 371 DAG size of output: 162 [2021-07-14 04:24:32,966 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 240 [2021-07-14 04:24:34,536 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 1232 DAG size of output: 399 [2021-07-14 04:24:35,517 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 216 [2021-07-14 04:24:35,811 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 226 [2021-07-14 04:24:36,751 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 228 [2021-07-14 04:24:37,273 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 238 [2021-07-14 04:24:37,985 WARN L205 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 921 DAG size of output: 336 [2021-07-14 04:24:38,832 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 175 [2021-07-14 04:24:39,539 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 171 [2021-07-14 04:24:39,908 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 254 [2021-07-14 04:24:40,419 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 264 [2021-07-14 04:24:41,121 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 174 [2021-07-14 04:24:42,002 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 177 [2021-07-14 04:24:42,442 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 699 DAG size of output: 256 [2021-07-14 04:24:43,517 WARN L205 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 709 DAG size of output: 266 [2021-07-14 04:24:44,786 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 1251 DAG size of output: 381 [2021-07-14 04:24:47,021 WARN L205 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 2102 DAG size of output: 613 [2021-07-14 04:24:47,473 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 135 [2021-07-14 04:24:48,079 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 139 [2021-07-14 04:24:48,316 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 193 [2021-07-14 04:24:49,116 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 153 [2021-07-14 04:24:49,558 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 163 [2021-07-14 04:24:50,236 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 145 [2021-07-14 04:24:50,394 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 155 [2021-07-14 04:24:50,875 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 681 DAG size of output: 224 [2021-07-14 04:24:51,695 WARN L205 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 1126 DAG size of output: 334 [2021-07-14 04:24:55,472 WARN L205 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 2424 DAG size of output: 758 [2021-07-14 04:25:01,799 WARN L205 SmtUtils]: Spent 6.32 s on a formula simplification. DAG size of input: 2722 DAG size of output: 902 [2021-07-14 04:25:11,655 WARN L205 SmtUtils]: Spent 9.85 s on a formula simplification. DAG size of input: 2780 DAG size of output: 960 [2021-07-14 04:25:33,898 WARN L205 SmtUtils]: Spent 22.23 s on a formula simplification. DAG size of input: 5568 DAG size of output: 1915 [2021-07-14 04:26:11,554 WARN L205 SmtUtils]: Spent 37.64 s on a formula simplification. DAG size of input: 5571 DAG size of output: 1916 [2021-07-14 04:26:52,660 WARN L205 SmtUtils]: Spent 41.08 s on a formula simplification. DAG size of input: 5607 DAG size of output: 1780 [2021-07-14 04:26:52,824 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 04:26:52,828 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:124, output treesize:1080322 [2021-07-14 04:27:33,757 WARN L205 SmtUtils]: Spent 40.92 s on a formula simplification. DAG size of input: 5607 DAG size of output: 1780 [2021-07-14 04:27:34,311 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 1780 [2021-07-14 04:27:34,859 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 1780 [2021-07-14 04:27:35,420 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 1780 [2021-07-14 04:27:45,687 WARN L205 SmtUtils]: Spent 8.80 s on a formula simplification. DAG size of input: 1742 DAG size of output: 209 [2021-07-14 04:27:46,715 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 487 DAG size of output: 375 [2021-07-14 04:27:47,033 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 397 [2021-07-14 04:27:47,851 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 364 [2021-07-14 04:27:48,078 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 386 [2021-07-14 04:27:48,733 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 844 DAG size of output: 585 [2021-07-14 04:27:49,575 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 857 DAG size of output: 598 [2021-07-14 04:27:50,424 WARN L205 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 857 DAG size of output: 598 [2021-07-14 04:27:54,638 WARN L205 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 598 DAG size of output: 243 [2021-07-14 04:27:55,525 WARN L205 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 153 [2021-07-14 04:27:56,041 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2021-07-14 04:27:56,503 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2021-07-14 04:27:57,008 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2021-07-14 04:27:57,509 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2021-07-14 04:27:57,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,856 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:57,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 62 treesize of output 104 [2021-07-14 04:27:57,901 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-14 04:27:57,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:57,964 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:57,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 91 [2021-07-14 04:27:57,995 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-14 04:27:58,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,074 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:58,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 64 treesize of output 110 [2021-07-14 04:27:58,114 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-14 04:27:58,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:27:58,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:27:58,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:27:58,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:27:58,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 27 [2021-07-14 04:27:58,147 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 04:27:58,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,232 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:58,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 77 treesize of output 119 [2021-07-14 04:27:58,241 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2021-07-14 04:27:58,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,342 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:58,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 88 treesize of output 144 [2021-07-14 04:27:58,412 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 04:27:58,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,497 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:58,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 77 treesize of output 119 [2021-07-14 04:27:58,537 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 04:27:58,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,658 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:58,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 75 treesize of output 135 [2021-07-14 04:27:58,692 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2021-07-14 04:27:58,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,810 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:58,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 90 treesize of output 150 [2021-07-14 04:27:58,831 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2021-07-14 04:27:58,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:58,960 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:58,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 90 treesize of output 150 [2021-07-14 04:27:58,989 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 04:27:59,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,136 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:59,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 90 treesize of output 150 [2021-07-14 04:27:59,158 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2021-07-14 04:27:59,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,304 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:59,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 77 treesize of output 131 [2021-07-14 04:27:59,384 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2021-07-14 04:27:59,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,547 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:59,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 103 treesize of output 159 [2021-07-14 04:27:59,568 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 04:27:59,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,715 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:59,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 88 treesize of output 134 [2021-07-14 04:27:59,729 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2021-07-14 04:27:59,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,878 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:27:59,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 90 treesize of output 140 [2021-07-14 04:27:59,890 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2021-07-14 04:27:59,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:27:59,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,028 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:28:00,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 103 treesize of output 159 [2021-07-14 04:28:00,046 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:00,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,197 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:28:00,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 90 treesize of output 150 [2021-07-14 04:28:00,221 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2021-07-14 04:28:00,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,299 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 04:28:00,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 64 treesize of output 1 [2021-07-14 04:28:00,300 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:00,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,461 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:28:00,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 103 treesize of output 159 [2021-07-14 04:28:00,483 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:00,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,554 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-07-14 04:28:00,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 1 [2021-07-14 04:28:00,555 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:00,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,667 INFO L354 Elim1Store]: treesize reduction 65, result has 15.6 percent of original size [2021-07-14 04:28:00,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 75 treesize of output 48 [2021-07-14 04:28:00,669 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:00,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,837 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:28:00,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 75 treesize of output 125 [2021-07-14 04:28:00,886 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2021-07-14 04:28:00,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:00,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,010 INFO L354 Elim1Store]: treesize reduction 55, result has 17.9 percent of original size [2021-07-14 04:28:01,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 45 [2021-07-14 04:28:01,012 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:01,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:01,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:01,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:01,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:01,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 27 [2021-07-14 04:28:01,075 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:01,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,150 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-07-14 04:28:01,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 1 [2021-07-14 04:28:01,150 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:01,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,259 INFO L354 Elim1Store]: treesize reduction 65, result has 15.6 percent of original size [2021-07-14 04:28:01,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 77 treesize of output 54 [2021-07-14 04:28:01,261 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:01,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,432 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:28:01,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 77 treesize of output 131 [2021-07-14 04:28:01,462 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 2 xjuncts. [2021-07-14 04:28:01,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:01,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:01,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:01,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:01,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 36 [2021-07-14 04:28:01,549 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:01,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,688 INFO L354 Elim1Store]: treesize reduction 23, result has 34.3 percent of original size [2021-07-14 04:28:01,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 39 [2021-07-14 04:28:01,690 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:01,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:01,897 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-07-14 04:28:01,898 INFO L354 Elim1Store]: treesize reduction 10, result has 89.9 percent of original size [2021-07-14 04:28:01,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 88 treesize of output 134 [2021-07-14 04:28:01,959 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:02,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,135 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:28:02,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 88 treesize of output 134 [2021-07-14 04:28:02,148 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 2 xjuncts. [2021-07-14 04:28:02,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:02,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:02,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:02,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:02,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 39 [2021-07-14 04:28:02,258 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:02,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:02,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:02,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 04:28:02,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 27 [2021-07-14 04:28:02,298 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-07-14 04:28:09,350 WARN L205 SmtUtils]: Spent 7.05 s on a formula simplification. DAG size of input: 745 DAG size of output: 255 [2021-07-14 04:28:09,351 INFO L628 ElimStorePlain]: treesize reduction 8420, result has 23.9 percent of original size [2021-07-14 04:28:09,614 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 23 xjuncts. [2021-07-14 04:28:09,614 INFO L247 ElimStorePlain]: Needed 34 recursive calls to eliminate 2 variables, input treesize:3168, output treesize:5678 [2021-07-14 04:28:10,440 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 132 [2021-07-14 04:28:10,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:10,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:10,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:10,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:10,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:10,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:10,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:10,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:10,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 04:28:10,887 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:28:10,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 77 [2021-07-14 04:28:10,894 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-14 04:28:10,901 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 04:28:10,903 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-14 04:28:10,903 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:19 [2021-07-14 04:28:11,035 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 9 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 04:28:11,036 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1140107401] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:11,036 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:28:11,036 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 35] total 67 [2021-07-14 04:28:11,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907504522] [2021-07-14 04:28:11,036 INFO L462 AbstractCegarLoop]: Interpolant automaton has 68 states [2021-07-14 04:28:11,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:28:11,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2021-07-14 04:28:11,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=4304, Unknown=0, NotChecked=0, Total=4556 [2021-07-14 04:28:11,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:11,038 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:28:11,038 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 68 states, 68 states have (on average 1.9264705882352942) internal successors, (131), 67 states have internal predecessors, (131), 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 04:28:11,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:11,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:11,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:11,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:11,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:11,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:11,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:11,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:11,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:11,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:11,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:14,815 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 44 [2021-07-14 04:28:15,354 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 48 [2021-07-14 04:28:15,698 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 67 [2021-07-14 04:28:16,304 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-07-14 04:28:16,762 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 93 [2021-07-14 04:28:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-14 04:28:19,049 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:28:19,050 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:28:19,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:28:19,057 INFO L82 PathProgramCache]: Analyzing trace with hash -189821381, now seen corresponding path program 10 times [2021-07-14 04:28:19,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:28:19,058 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111839039] [2021-07-14 04:28:19,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:28:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:28:19,133 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 40 proven. 149 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-07-14 04:28:19,133 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:28:19,133 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111839039] [2021-07-14 04:28:19,133 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111839039] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:19,133 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111109228] [2021-07-14 04:28:19,134 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 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 04:28:19,197 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 04:28:19,197 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:28:19,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 04:28:19,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:28:19,447 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 164 proven. 57 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-07-14 04:28:19,447 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111109228] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:19,447 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:28:19,447 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 15] total 22 [2021-07-14 04:28:19,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810599719] [2021-07-14 04:28:19,448 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 04:28:19,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:28:19,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 04:28:19,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=406, Unknown=0, NotChecked=0, Total=506 [2021-07-14 04:28:19,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:19,448 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:28:19,448 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 4.869565217391305) internal successors, (112), 22 states have internal predecessors, (112), 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 04:28:19,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:19,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-14 04:28:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:20,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-14 04:28:20,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:28:20,328 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5977 [2021-07-14 04:28:20,329 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:28:20,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:28:20,329 INFO L82 PathProgramCache]: Analyzing trace with hash -721614722, now seen corresponding path program 11 times [2021-07-14 04:28:20,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:28:20,329 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925484023] [2021-07-14 04:28:20,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:28:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:28:20,804 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 89 proven. 317 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-07-14 04:28:20,804 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:28:20,804 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925484023] [2021-07-14 04:28:20,804 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925484023] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:20,804 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639241967] [2021-07-14 04:28:20,804 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 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 04:28:20,876 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-07-14 04:28:20,877 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:28:20,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-14 04:28:20,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:28:21,541 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 205 proven. 177 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-07-14 04:28:21,541 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [639241967] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:21,541 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:28:21,542 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 22] total 57 [2021-07-14 04:28:21,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158338941] [2021-07-14 04:28:21,542 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-07-14 04:28:21,542 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:28:21,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-07-14 04:28:21,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=2955, Unknown=0, NotChecked=0, Total=3306 [2021-07-14 04:28:21,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:21,543 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:28:21,544 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 2.9827586206896552) internal successors, (173), 57 states have internal predecessors, (173), 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 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:28:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:22,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:22,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:22,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:22,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:22,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:22,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:22,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-14 04:28:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:28:22,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 04:28:22,874 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5978,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:28:22,875 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:28:22,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:28:22,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1132565726, now seen corresponding path program 12 times [2021-07-14 04:28:22,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:28:22,875 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150951167] [2021-07-14 04:28:22,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:28:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:28:23,032 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 240 proven. 400 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-07-14 04:28:23,032 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:28:23,032 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150951167] [2021-07-14 04:28:23,032 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150951167] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:23,032 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847179845] [2021-07-14 04:28:23,033 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 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 04:28:23,130 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2021-07-14 04:28:23,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:28:23,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 30 conjunts are in the unsatisfiable core [2021-07-14 04:28:23,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:28:23,791 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 126 proven. 528 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-07-14 04:28:23,791 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1847179845] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:23,792 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:28:23,792 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 29] total 45 [2021-07-14 04:28:23,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797445040] [2021-07-14 04:28:23,792 INFO L462 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-07-14 04:28:23,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:28:23,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-07-14 04:28:23,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=379, Invalid=1691, Unknown=0, NotChecked=0, Total=2070 [2021-07-14 04:28:23,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:23,793 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:28:23,793 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 4.260869565217392) internal successors, (196), 45 states have internal predecessors, (196), 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 04:28:23,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:23,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:23,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:23,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:23,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:23,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:23,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:23,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:23,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:23,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:23,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-14 04:28:23,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:28:23,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 04:28:23,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:28:26,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:28:26,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:28:26,543 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5979 [2021-07-14 04:28:26,543 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:28:26,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:28:26,544 INFO L82 PathProgramCache]: Analyzing trace with hash -792951695, now seen corresponding path program 13 times [2021-07-14 04:28:26,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:28:26,544 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812538734] [2021-07-14 04:28:26,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:28:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:28:26,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1223 backedges. 474 proven. 287 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2021-07-14 04:28:26,888 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:28:26,888 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812538734] [2021-07-14 04:28:26,888 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812538734] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:26,888 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1343788583] [2021-07-14 04:28:26,888 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 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 04:28:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:28:26,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 32 conjunts are in the unsatisfiable core [2021-07-14 04:28:26,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:28:27,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1223 backedges. 545 proven. 287 refuted. 0 times theorem prover too weak. 391 trivial. 0 not checked. [2021-07-14 04:28:27,870 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1343788583] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:27,870 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:28:27,870 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 61 [2021-07-14 04:28:27,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828169540] [2021-07-14 04:28:27,871 INFO L462 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-07-14 04:28:27,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:28:27,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-07-14 04:28:27,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=660, Invalid=3122, Unknown=0, NotChecked=0, Total=3782 [2021-07-14 04:28:27,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:27,872 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:28:27,872 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 3.096774193548387) internal successors, (192), 61 states have internal predecessors, (192), 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 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-14 04:28:27,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:28:27,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:28:27,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:28:27,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:28:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:28:29,611 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5980,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:28:29,611 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:28:29,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:28:29,611 INFO L82 PathProgramCache]: Analyzing trace with hash 1233429885, now seen corresponding path program 14 times [2021-07-14 04:28:29,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:28:29,612 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544040848] [2021-07-14 04:28:29,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:28:29,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:28:29,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1462 backedges. 485 proven. 862 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-07-14 04:28:29,858 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:28:29,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544040848] [2021-07-14 04:28:29,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544040848] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:29,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2062902988] [2021-07-14 04:28:29,858 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 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 04:28:29,936 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 04:28:29,936 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:28:29,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 33 conjunts are in the unsatisfiable core [2021-07-14 04:28:29,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:28:30,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1462 backedges. 875 proven. 100 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2021-07-14 04:28:30,475 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2062902988] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:30,475 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:28:30,475 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 18] total 41 [2021-07-14 04:28:30,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201775616] [2021-07-14 04:28:30,476 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-14 04:28:30,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:28:30,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-14 04:28:30,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=358, Invalid=1364, Unknown=0, NotChecked=0, Total=1722 [2021-07-14 04:28:30,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:30,477 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:28:30,477 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 5.0476190476190474) internal successors, (212), 41 states have internal predecessors, (212), 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 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:28:30,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:46,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:46,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:46,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-07-14 04:28:46,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:28:46,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:28:46,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:28:46,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 494 states. [2021-07-14 04:28:47,135 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5981 [2021-07-14 04:28:47,135 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:28:47,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:28:47,136 INFO L82 PathProgramCache]: Analyzing trace with hash -957883373, now seen corresponding path program 15 times [2021-07-14 04:28:47,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:28:47,136 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461400122] [2021-07-14 04:28:47,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:28:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:28:48,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 592 proven. 611 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2021-07-14 04:28:48,330 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:28:48,330 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461400122] [2021-07-14 04:28:48,330 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461400122] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:48,330 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1974271212] [2021-07-14 04:28:48,330 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 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 04:28:48,459 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2021-07-14 04:28:48,459 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:28:48,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-14 04:28:48,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:28:49,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 673 proven. 136 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2021-07-14 04:28:49,337 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1974271212] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:49,337 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:28:49,337 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 19] total 78 [2021-07-14 04:28:49,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738341508] [2021-07-14 04:28:49,338 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-07-14 04:28:49,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:28:49,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-07-14 04:28:49,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1192, Invalid=4970, Unknown=0, NotChecked=0, Total=6162 [2021-07-14 04:28:49,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:49,339 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:28:49,339 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 2.8860759493670884) internal successors, (228), 78 states have internal predecessors, (228), 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 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 494 states. [2021-07-14 04:28:49,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-07-14 04:28:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:28:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:28:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:28:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 494 states. [2021-07-14 04:28:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-07-14 04:28:55,336 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5982 [2021-07-14 04:28:55,336 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:28:55,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:28:55,336 INFO L82 PathProgramCache]: Analyzing trace with hash 57838057, now seen corresponding path program 16 times [2021-07-14 04:28:55,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:28:55,337 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283421037] [2021-07-14 04:28:55,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:28:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:28:56,085 INFO L134 CoverageAnalysis]: Checked inductivity of 4752 backedges. 1114 proven. 1598 refuted. 0 times theorem prover too weak. 2040 trivial. 0 not checked. [2021-07-14 04:28:56,085 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:28:56,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283421037] [2021-07-14 04:28:56,085 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283421037] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:56,086 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1922053638] [2021-07-14 04:28:56,086 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 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 04:28:56,222 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 04:28:56,223 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:28:56,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 48 conjunts are in the unsatisfiable core [2021-07-14 04:28:56,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:28:58,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4752 backedges. 1800 proven. 962 refuted. 0 times theorem prover too weak. 1990 trivial. 0 not checked. [2021-07-14 04:28:58,188 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1922053638] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:28:58,188 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:28:58,188 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47] total 93 [2021-07-14 04:28:58,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251687565] [2021-07-14 04:28:58,189 INFO L462 AbstractCegarLoop]: Interpolant automaton has 94 states [2021-07-14 04:28:58,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:28:58,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2021-07-14 04:28:58,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1387, Invalid=7355, Unknown=0, NotChecked=0, Total=8742 [2021-07-14 04:28:58,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:28:58,191 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:28:58,191 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 94 states, 94 states have (on average 3.095744680851064) internal successors, (291), 93 states have internal predecessors, (291), 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 04:28:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:28:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:28:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:28:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:28:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:58,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:58,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:28:58,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:28:58,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-07-14 04:28:58,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:28:58,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:28:58,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:28:58,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 494 states. [2021-07-14 04:28:58,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-07-14 04:28:58,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:29:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:29:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-07-14 04:29:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:29:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:29:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:29:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 494 states. [2021-07-14 04:29:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-07-14 04:29:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2021-07-14 04:29:05,832 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5983,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:29:05,833 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:29:05,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:29:05,833 INFO L82 PathProgramCache]: Analyzing trace with hash 1256834361, now seen corresponding path program 17 times [2021-07-14 04:29:05,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:29:05,833 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145040032] [2021-07-14 04:29:05,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:29:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:29:06,748 INFO L134 CoverageAnalysis]: Checked inductivity of 9256 backedges. 3463 proven. 3737 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2021-07-14 04:29:06,748 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:29:06,748 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145040032] [2021-07-14 04:29:06,748 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145040032] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:29:06,748 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1079868599] [2021-07-14 04:29:06,748 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:29:07,745 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 68 check-sat command(s) [2021-07-14 04:29:07,746 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:29:07,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 1165 conjuncts, 83 conjunts are in the unsatisfiable core [2021-07-14 04:29:07,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:29:08,812 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2021-07-14 04:29:11,779 INFO L134 CoverageAnalysis]: Checked inductivity of 9256 backedges. 3233 proven. 3783 refuted. 0 times theorem prover too weak. 2240 trivial. 0 not checked. [2021-07-14 04:29:11,779 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1079868599] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:29:11,780 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:29:11,780 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 82] total 132 [2021-07-14 04:29:11,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169777645] [2021-07-14 04:29:11,780 INFO L462 AbstractCegarLoop]: Interpolant automaton has 133 states [2021-07-14 04:29:11,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:29:11,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 133 interpolants. [2021-07-14 04:29:11,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2022, Invalid=15534, Unknown=0, NotChecked=0, Total=17556 [2021-07-14 04:29:11,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:29:11,784 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:29:11,785 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 133 states, 133 states have (on average 3.3909774436090228) internal successors, (451), 132 states have internal predecessors, (451), 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 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 494 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2021-07-14 04:29:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 494 states. [2021-07-14 04:29:15,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-07-14 04:29:15,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2021-07-14 04:29:15,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-14 04:29:16,178 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5984,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:29:16,179 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:29:16,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:29:16,179 INFO L82 PathProgramCache]: Analyzing trace with hash -436458680, now seen corresponding path program 18 times [2021-07-14 04:29:16,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:29:16,179 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229295360] [2021-07-14 04:29:16,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:29:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:29:17,042 INFO L134 CoverageAnalysis]: Checked inductivity of 5065 backedges. 1186 proven. 1858 refuted. 0 times theorem prover too weak. 2021 trivial. 0 not checked. [2021-07-14 04:29:17,043 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:29:17,043 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229295360] [2021-07-14 04:29:17,043 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229295360] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:29:17,043 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [265008465] [2021-07-14 04:29:17,043 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:29:17,340 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 51 check-sat command(s) [2021-07-14 04:29:17,340 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:29:17,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 893 conjuncts, 63 conjunts are in the unsatisfiable core [2021-07-14 04:29:17,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:29:20,191 INFO L134 CoverageAnalysis]: Checked inductivity of 5065 backedges. 840 proven. 2433 refuted. 0 times theorem prover too weak. 1792 trivial. 0 not checked. [2021-07-14 04:29:20,192 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [265008465] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:29:20,192 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:29:20,192 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 62] total 114 [2021-07-14 04:29:20,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567776020] [2021-07-14 04:29:20,192 INFO L462 AbstractCegarLoop]: Interpolant automaton has 115 states [2021-07-14 04:29:20,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:29:20,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2021-07-14 04:29:20,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1859, Invalid=11251, Unknown=0, NotChecked=0, Total=13110 [2021-07-14 04:29:20,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:29:20,195 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:29:20,196 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 115 states, 115 states have (on average 3.0695652173913044) internal successors, (353), 114 states have internal predecessors, (353), 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 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 494 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-14 04:29:20,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:29:26,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 494 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2021-07-14 04:29:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-14 04:29:26,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2021-07-14 04:29:26,561 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5985,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:29:26,561 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:29:26,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:29:26,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1845215868, now seen corresponding path program 19 times [2021-07-14 04:29:26,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:29:26,562 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581641924] [2021-07-14 04:29:26,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:29:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:29:27,620 INFO L134 CoverageAnalysis]: Checked inductivity of 9017 backedges. 3523 proven. 3280 refuted. 0 times theorem prover too weak. 2214 trivial. 0 not checked. [2021-07-14 04:29:27,620 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:29:27,620 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581641924] [2021-07-14 04:29:27,620 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581641924] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:29:27,620 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1618031092] [2021-07-14 04:29:27,620 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:29:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:29:27,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 1097 conjuncts, 53 conjunts are in the unsatisfiable core [2021-07-14 04:29:27,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:29:29,458 INFO L134 CoverageAnalysis]: Checked inductivity of 9017 backedges. 3633 proven. 256 refuted. 0 times theorem prover too weak. 5128 trivial. 0 not checked. [2021-07-14 04:29:29,458 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1618031092] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:29:29,458 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:29:29,458 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 37] total 93 [2021-07-14 04:29:29,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515392209] [2021-07-14 04:29:29,459 INFO L462 AbstractCegarLoop]: Interpolant automaton has 94 states [2021-07-14 04:29:29,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:29:29,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2021-07-14 04:29:29,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1976, Invalid=6766, Unknown=0, NotChecked=0, Total=8742 [2021-07-14 04:29:29,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:29:29,461 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:29:29,461 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 94 states, 94 states have (on average 3.8297872340425534) internal successors, (360), 93 states have internal predecessors, (360), 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 04:29:29,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:29,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:29:29,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 04:29:29,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:29,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 494 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2021-07-14 04:29:29,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:32:22,874 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2021-07-14 04:32:48,389 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 14 Received shutdown request... [2021-07-14 04:34:49,999 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5986 [2021-07-14 04:34:49,999 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 04:34:50,011 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 04:34:50,012 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 04:34:50,012 INFO L202 PluginConnector]: Adding new model buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 04:34:50 BasicIcfg [2021-07-14 04:34:50,012 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 04:34:50,013 INFO L168 Benchmark]: Toolchain (without parser) took 782290.47 ms. Allocated memory was 230.7 MB in the beginning and 6.4 GB in the end (delta: 6.2 GB). Free memory was 210.3 MB in the beginning and 4.9 GB in the end (delta: -4.7 GB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. [2021-07-14 04:34:50,013 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 230.7 MB. Free memory is still 211.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 04:34:50,013 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.04 ms. Allocated memory is still 230.7 MB. Free memory was 210.2 MB in the beginning and 208.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 04:34:50,013 INFO L168 Benchmark]: Boogie Preprocessor took 13.25 ms. Allocated memory is still 230.7 MB. Free memory was 208.7 MB in the beginning and 207.8 MB in the end (delta: 931.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 04:34:50,013 INFO L168 Benchmark]: RCFGBuilder took 228.63 ms. Allocated memory is still 230.7 MB. Free memory was 207.7 MB in the beginning and 192.2 MB in the end (delta: 15.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-14 04:34:50,013 INFO L168 Benchmark]: TraceAbstraction took 782025.29 ms. Allocated memory was 230.7 MB in the beginning and 6.4 GB in the end (delta: 6.2 GB). Free memory was 191.7 MB in the beginning and 4.9 GB in the end (delta: -4.7 GB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. [2021-07-14 04:34:50,013 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 230.7 MB. Free memory is still 211.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 19.04 ms. Allocated memory is still 230.7 MB. Free memory was 210.2 MB in the beginning and 208.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.25 ms. Allocated memory is still 230.7 MB. Free memory was 208.7 MB in the beginning and 207.8 MB in the end (delta: 931.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * RCFGBuilder took 228.63 ms. Allocated memory is still 230.7 MB. Free memory was 207.7 MB in the beginning and 192.2 MB in the end (delta: 15.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 782025.29 ms. Allocated memory was 230.7 MB in the beginning and 6.4 GB in the end (delta: 6.2 GB). Free memory was 191.7 MB in the beginning and 4.9 GB in the end (delta: -4.7 GB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1513248, positive: 1386266, positive conditional: 1386266, positive unconditional: 0, negative: 126982, negative conditional: 126982, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1386716, positive: 1386266, positive conditional: 1386266, positive unconditional: 0, negative: 450, negative conditional: 450, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1386716, positive: 1318937, positive conditional: 0, positive unconditional: 1318937, negative: 67779, negative conditional: 0, negative unconditional: 67779, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 160, positive: 156, positive conditional: 0, positive unconditional: 156, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 160, positive: 149, positive conditional: 0, positive unconditional: 149, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1386716, positive: 1318781, positive conditional: 0, positive unconditional: 1318781, negative: 67775, negative conditional: 0, negative unconditional: 67775, unknown: 160, unknown conditional: 0, unknown unconditional: 160] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921, SemanticConditionEliminator.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 305128, positive: 67329, positive conditional: 67329, positive unconditional: 0, negative: 237799, negative conditional: 142878, negative unconditional: 94921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 185, positive: 78, positive conditional: 71, positive unconditional: 7, negative: 107, negative conditional: 103, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 432, positive: 187, positive conditional: 99, positive unconditional: 88, negative: 245, negative conditional: 215, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 305128, positive: 67258, positive conditional: 67258, positive unconditional: 0, negative: 237696, negative conditional: 142775, negative unconditional: 94921, unknown: 174, unknown conditional: 174, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 227, Positive conditional cache size: 71, Positive unconditional cache size: 156, Negative cache size: 107, Negative conditional cache size: 103, Negative unconditional cache size: 4, Eliminated conditions: 94921 ], Maximal queried relation: 21, Independence queries for same thread: 126532 - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1977 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 54 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 781954.8ms, OverallIterations: 21, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.8ms, PartialOrderReductionTime: 381322.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3319, 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: 246.4ms SsaConstructionTime, 2507.4ms SatisfiabilityAnalysisTime, 393237.0ms InterpolantComputationTime, 5804 NumberOfCodeBlocks, 5798 NumberOfCodeBlocksAsserted, 230 NumberOfCheckSat, 5764 ConstructedInterpolants, 16 QuantifiedInterpolants, 53768 SizeOfPredicates, 55 NumberOfNonLiveVariables, 7711 ConjunctsInSsa, 672 ConjunctsInUnsatCore, 40 InterpolantComputations, 3 PerfectInterpolantSequences, 46464/68797 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