/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-07 04:19:13,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-07 04:19:13,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-07 04:19:13,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-07 04:19:13,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-07 04:19:13,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-07 04:19:13,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-07 04:19:13,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-07 04:19:13,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-07 04:19:13,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-07 04:19:13,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-07 04:19:13,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-07 04:19:13,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-07 04:19:13,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-07 04:19:13,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-07 04:19:13,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-07 04:19:13,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-07 04:19:13,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-07 04:19:13,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-07 04:19:13,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-07 04:19:13,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-07 04:19:13,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-07 04:19:13,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-07 04:19:13,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-07 04:19:13,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-07 04:19:13,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-07 04:19:13,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-07 04:19:13,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-07 04:19:13,093 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random7777.epf [2021-06-07 04:19:13,128 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-07 04:19:13,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-07 04:19:13,129 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-07 04:19:13,129 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-07 04:19:13,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-07 04:19:13,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-07 04:19:13,131 INFO L138 SettingsManager]: * Use SBE=true [2021-06-07 04:19:13,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-07 04:19:13,132 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-07 04:19:13,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-07 04:19:13,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-07 04:19:13,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-07 04:19:13,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-07 04:19:13,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-07 04:19:13,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-07 04:19:13,133 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-07 04:19:13,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-07 04:19:13,134 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-07 04:19:13,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-07 04:19:13,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-07 04:19:13,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-07 04:19:13,134 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-07 04:19:13,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-07 04:19:13,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 04:19:13,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-07 04:19:13,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-07 04:19:13,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-07 04:19:13,135 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-07 04:19:13,135 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-07 04:19:13,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-07 04:19:13,135 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-07 04:19:13,135 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-07 04:19:13,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-07 04:19:13,136 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-07 04:19:13,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-07 04:19:13,136 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-07 04:19:13,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-07 04:19:13,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-07 04:19:13,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-07 04:19:13,499 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-07 04:19:13,501 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-07 04:19:13,501 INFO L432 ainManager$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 [2021-06-07 04:19:13,502 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' [2021-06-07 04:19:13,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-07 04:19:13,539 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-07 04:19:13,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-07 04:19:13,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-07 04:19:13,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-07 04:19:13,552 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 07.06 04:19:13" (1/1) ... [2021-06-07 04:19:13,561 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 07.06 04:19:13" (1/1) ... [2021-06-07 04:19:13,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-07 04:19:13,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-07 04:19:13,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-07 04:19:13,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-07 04:19:13,580 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 07.06 04:19:13" (1/1) ... [2021-06-07 04:19:13,581 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 07.06 04:19:13" (1/1) ... [2021-06-07 04:19:13,583 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 07.06 04:19:13" (1/1) ... [2021-06-07 04:19:13,583 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 07.06 04:19:13" (1/1) ... [2021-06-07 04:19:13,590 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 07.06 04:19:13" (1/1) ... [2021-06-07 04:19:13,595 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 07.06 04:19:13" (1/1) ... [2021-06-07 04:19:13,596 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 07.06 04:19:13" (1/1) ... [2021-06-07 04:19:13,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-07 04:19:13,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-07 04:19:13,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-07 04:19:13,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-07 04:19:13,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:19:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 04:19:13,679 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-07 04:19:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-07 04:19:13,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-07 04:19:13,680 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-07 04:19:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-07 04:19:13,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-07 04:19:13,681 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-07 04:19:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-07 04:19:13,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-07 04:19:13,681 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-07 04:19:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-07 04:19:13,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-07 04:19:13,682 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-07 04:19:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-07 04:19:13,682 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-07 04:19:13,683 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-07 04:19:13,942 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-07 04:19:13,943 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-07 04:19:13,944 INFO L202 PluginConnector]: Adding new model buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 04:19:13 BoogieIcfgContainer [2021-06-07 04:19:13,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-07 04:19:13,946 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-07 04:19:13,946 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-07 04:19:13,948 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-07 04:19:13,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:19:13" (1/2) ... [2021-06-07 04:19:13,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d860c5a and model type buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.06 04:19:13, skipping insertion in model container [2021-06-07 04:19:13,950 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 07.06 04:19:13" (2/2) ... [2021-06-07 04:19:13,951 INFO L111 eAbstractionObserver]: Analyzing ICFG buffer-series-array.wvr.bpl [2021-06-07 04:19:13,955 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-07 04:19:13,956 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-07 04:19:13,956 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-07 04:19:13,957 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-07 04:19:14,025 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-07 04:19:14,043 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-07 04:19:14,086 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 04:19:14,087 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 04:19:14,087 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 04:19:14,087 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 04:19:14,087 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 04:19:14,087 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 04:19:14,087 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 04:19:14,087 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-07 04:19:14,174 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:14,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:14,178 INFO L82 PathProgramCache]: Analyzing trace with hash -750358901, now seen corresponding path program 1 times [2021-06-07 04:19:14,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:14,185 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283623537] [2021-06-07 04:19:14,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:14,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:14,325 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:19:14,326 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:14,326 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283623537] [2021-06-07 04:19:14,326 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283623537] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 04:19:14,327 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 04:19:14,327 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 04:19:14,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168323464] [2021-06-07 04:19:14,330 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 04:19:14,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:14,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 04:19:14,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-07 04:19:14,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:14,347 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:14,349 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:14,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:14,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:14,431 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-07 04:19:14,431 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:14,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:14,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1277778011, now seen corresponding path program 1 times [2021-06-07 04:19:14,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:14,434 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260282550] [2021-06-07 04:19:14,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 04:19:14,497 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:14,497 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260282550] [2021-06-07 04:19:14,498 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260282550] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 04:19:14,498 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 04:19:14,499 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 04:19:14,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896686984] [2021-06-07 04:19:14,501 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 04:19:14,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:14,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 04:19:14,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 04:19:14,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:14,504 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:14,504 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:14,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:14,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:14,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:14,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:14,625 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-07 04:19:14,625 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:14,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:14,625 INFO L82 PathProgramCache]: Analyzing trace with hash 343074872, now seen corresponding path program 1 times [2021-06-07 04:19:14,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:14,626 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360362189] [2021-06-07 04:19:14,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:14,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:14,950 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:19:14,951 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:14,951 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360362189] [2021-06-07 04:19:14,951 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360362189] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:14,951 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [497171786] [2021-06-07 04:19:14,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:15,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-07 04:19:15,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:15,202 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 13 treesize of output 9 [2021-06-07 04:19:15,204 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 04:19:15,210 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:19:15,212 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 04:19:15,212 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:19, output treesize:12 [2021-06-07 04:19:15,257 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 [2021-06-07 04:19:15,259 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 04:19:15,260 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:19:15,261 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 04:19:15,261 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:7 [2021-06-07 04:19:15,340 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:19:15,340 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [497171786] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:15,340 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:15,341 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-06-07 04:19:15,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424824678] [2021-06-07 04:19:15,342 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-07 04:19:15,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:15,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-07 04:19:15,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-06-07 04:19:15,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:15,344 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:15,345 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.0) internal successors, (44), 10 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:15,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:15,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:15,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:15,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:15,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:15,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 04:19:15,765 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:15,765 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:15,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:15,765 INFO L82 PathProgramCache]: Analyzing trace with hash -2044344958, now seen corresponding path program 2 times [2021-06-07 04:19:15,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:15,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291646223] [2021-06-07 04:19:15,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:15,793 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-07 04:19:15,793 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:15,793 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291646223] [2021-06-07 04:19:15,793 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291646223] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 04:19:15,794 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 04:19:15,794 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 04:19:15,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105126699] [2021-06-07 04:19:15,794 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 04:19:15,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:15,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 04:19:15,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 04:19:15,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:15,795 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:15,796 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:15,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:15,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:15,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 04:19:15,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:15,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:15,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:15,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 04:19:15,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:15,854 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-07 04:19:15,854 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:15,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:15,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1666303476, now seen corresponding path program 3 times [2021-06-07 04:19:15,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:15,857 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635473803] [2021-06-07 04:19:15,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:15,922 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-07 04:19:15,922 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:15,923 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635473803] [2021-06-07 04:19:15,923 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635473803] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:15,923 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842074638] [2021-06-07 04:19:15,923 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:15,963 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-07 04:19:15,964 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:15,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-07 04:19:15,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:16,093 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-07 04:19:16,093 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842074638] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:16,093 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:16,093 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-07 04:19:16,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269280695] [2021-06-07 04:19:16,094 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-07 04:19:16,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:16,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-07 04:19:16,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-06-07 04:19:16,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:16,095 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:16,095 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 9 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:16,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:16,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:16,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 04:19:16,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:16,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:16,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:16,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:16,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 04:19:16,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:16,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:16,493 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:16,493 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:16,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:16,494 INFO L82 PathProgramCache]: Analyzing trace with hash -837886185, now seen corresponding path program 4 times [2021-06-07 04:19:16,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:16,494 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348604407] [2021-06-07 04:19:16,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:16,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:16,527 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-07 04:19:16,527 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:16,527 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348604407] [2021-06-07 04:19:16,527 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348604407] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:16,527 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1535506722] [2021-06-07 04:19:16,527 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:16,579 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 04:19:16,580 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:16,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-07 04:19:16,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:16,658 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-06-07 04:19:16,659 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1535506722] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 04:19:16,659 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-07 04:19:16,659 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2021-06-07 04:19:16,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665817625] [2021-06-07 04:19:16,660 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 04:19:16,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:16,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 04:19:16,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-07 04:19:16,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:16,661 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:16,661 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:16,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:16,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:16,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 04:19:16,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:16,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:16,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:16,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:16,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:16,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 04:19:16,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:16,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:16,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:16,924 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:16,925 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:16,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:16,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1212998383, now seen corresponding path program 5 times [2021-06-07 04:19:16,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:16,925 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743325504] [2021-06-07 04:19:16,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:17,415 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:19:17,415 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:17,415 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743325504] [2021-06-07 04:19:17,415 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743325504] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:17,415 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398560891] [2021-06-07 04:19:17,415 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:17,476 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-07 04:19:17,476 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:17,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 44 conjunts are in the unsatisfiable core [2021-06-07 04:19:17,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:17,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:17,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:17,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:17,679 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:19:17,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 48 [2021-06-07 04:19:17,690 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-07 04:19:17,700 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:19:17,707 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 04:19:17,708 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:44, output treesize:32 [2021-06-07 04:19:17,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2021-06-07 04:19:17,926 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 04:19:17,927 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:19:17,930 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 04:19:17,930 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:7 [2021-06-07 04:19:17,979 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:19:17,979 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1398560891] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:17,979 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:17,979 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 13] total 26 [2021-06-07 04:19:17,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366022324] [2021-06-07 04:19:17,980 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-07 04:19:17,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:17,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-07 04:19:17,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=609, Unknown=0, NotChecked=0, Total=702 [2021-06-07 04:19:17,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:17,982 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:17,982 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.5555555555555554) internal successors, (69), 26 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:17,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:17,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:17,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 04:19:17,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:17,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:17,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:17,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:20,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:20,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:20,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:20,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:20,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:20,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:20,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:20,419 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-06-07 04:19:20,420 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:20,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:20,420 INFO L82 PathProgramCache]: Analyzing trace with hash -25855173, now seen corresponding path program 6 times [2021-06-07 04:19:20,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:20,420 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843737528] [2021-06-07 04:19:20,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:20,493 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-06-07 04:19:20,493 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:20,493 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843737528] [2021-06-07 04:19:20,493 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843737528] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:20,493 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [29397301] [2021-06-07 04:19:20,493 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:20,538 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-07 04:19:20,538 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:20,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-07 04:19:20,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:20,711 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-06-07 04:19:20,711 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [29397301] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:20,711 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:20,711 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-07 04:19:20,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296161242] [2021-06-07 04:19:20,712 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-07 04:19:20,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:20,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-07 04:19:20,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2021-06-07 04:19:20,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:20,713 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:20,713 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.071428571428571) internal successors, (71), 13 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) [2021-06-07 04:19:20,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:20,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:20,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:20,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:20,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:20,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:20,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:20,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:20,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:20,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:20,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:20,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:20,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:20,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:20,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:20,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:21,180 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:21,181 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:21,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:21,181 INFO L82 PathProgramCache]: Analyzing trace with hash -652993112, now seen corresponding path program 7 times [2021-06-07 04:19:21,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:21,181 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846343681] [2021-06-07 04:19:21,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:21,221 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-06-07 04:19:21,221 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:21,221 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846343681] [2021-06-07 04:19:21,221 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846343681] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:21,222 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [171467582] [2021-06-07 04:19:21,222 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:21,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-07 04:19:21,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:21,348 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-06-07 04:19:21,348 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [171467582] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:21,349 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:21,349 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-06-07 04:19:21,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419107717] [2021-06-07 04:19:21,349 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-07 04:19:21,349 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:21,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-07 04:19:21,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-06-07 04:19:21,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:21,350 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:21,350 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 6 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) [2021-06-07 04:19:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:21,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:21,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:21,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:21,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:21,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:21,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:21,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:21,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:21,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:21,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:21,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:21,620 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:21,621 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:21,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:21,621 INFO L82 PathProgramCache]: Analyzing trace with hash -137589162, now seen corresponding path program 8 times [2021-06-07 04:19:21,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:21,622 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243216849] [2021-06-07 04:19:21,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:21,681 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 17 proven. 26 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-06-07 04:19:21,682 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:21,682 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243216849] [2021-06-07 04:19:21,682 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243216849] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:21,682 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551966413] [2021-06-07 04:19:21,682 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:21,735 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 04:19:21,735 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:21,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-07 04:19:21,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:21,942 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 17 proven. 26 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-06-07 04:19:21,943 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1551966413] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:21,943 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:21,943 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-06-07 04:19:21,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448638267] [2021-06-07 04:19:21,944 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-07 04:19:21,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:21,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-07 04:19:21,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2021-06-07 04:19:21,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:21,944 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:21,945 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 17 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:21,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:22,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:22,528 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-07 04:19:22,529 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:22,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:22,529 INFO L82 PathProgramCache]: Analyzing trace with hash -1203518611, now seen corresponding path program 9 times [2021-06-07 04:19:22,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:22,529 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222980703] [2021-06-07 04:19:22,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:23,894 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:19:23,895 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:23,895 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222980703] [2021-06-07 04:19:23,895 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222980703] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:23,895 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [509655583] [2021-06-07 04:19:23,895 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:23,947 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-07 04:19:23,947 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:23,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 84 conjunts are in the unsatisfiable core [2021-06-07 04:19:23,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:24,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:24,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:24,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:24,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:24,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:24,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:24,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:24,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:24,903 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:19:24,904 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 60 treesize of output 106 [2021-06-07 04:19:24,927 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-06-07 04:19:25,030 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2021-06-07 04:19:25,031 INFO L628 ElimStorePlain]: treesize reduction 149, result has 42.9 percent of original size [2021-06-07 04:19:25,095 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-07 04:19:25,095 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:82, output treesize:83 [2021-06-07 04:19:26,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:26,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:26,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:19:26,353 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:19:26,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 77 treesize of output 159 [2021-06-07 04:19:26,380 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 04:19:26,551 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 67 [2021-06-07 04:19:26,551 INFO L628 ElimStorePlain]: treesize reduction 164, result has 55.9 percent of original size [2021-06-07 04:19:26,632 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 04:19:26,632 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:88, output treesize:645 [2021-06-07 04:19:26,917 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 63 [2021-06-07 04:19:28,115 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 79 [2021-06-07 04:19:28,226 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:19:28,226 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [509655583] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:28,226 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:28,226 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 29] total 54 [2021-06-07 04:19:28,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473184317] [2021-06-07 04:19:28,227 INFO L462 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-06-07 04:19:28,227 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:28,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-06-07 04:19:28,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=2713, Unknown=0, NotChecked=0, Total=2970 [2021-06-07 04:19:28,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:28,229 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:28,229 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 55 states, 55 states have (on average 1.981818181818182) internal successors, (109), 54 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:28,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:28,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:28,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:28,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:28,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:28,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:28,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:28,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:28,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:28,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:28,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:32,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:32,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:32,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:32,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:32,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:32,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:32,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:32,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:32,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:32,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:32,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:32,368 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-07 04:19:32,369 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:32,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:32,369 INFO L82 PathProgramCache]: Analyzing trace with hash -156724261, now seen corresponding path program 10 times [2021-06-07 04:19:32,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:32,370 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270523400] [2021-06-07 04:19:32,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:32,463 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 35 proven. 44 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-06-07 04:19:32,464 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:32,464 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270523400] [2021-06-07 04:19:32,464 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270523400] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:32,464 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360216589] [2021-06-07 04:19:32,464 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:32,543 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 04:19:32,544 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:32,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-07 04:19:32,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:32,698 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 46 proven. 33 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-06-07 04:19:32,699 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360216589] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:32,699 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:32,699 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-06-07 04:19:32,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138854906] [2021-06-07 04:19:32,700 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-07 04:19:32,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:32,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-07 04:19:32,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-06-07 04:19:32,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:32,701 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:32,701 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) [2021-06-07 04:19:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:32,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:32,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:32,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:32,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:32,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:32,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:34,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:34,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:34,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:34,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:34,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:34,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:34,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:34,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:34,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:34,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:34,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:34,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:34,791 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable103 [2021-06-07 04:19:34,791 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:34,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:34,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1264392409, now seen corresponding path program 11 times [2021-06-07 04:19:34,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:34,791 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043822256] [2021-06-07 04:19:34,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:34,825 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 31 proven. 10 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-06-07 04:19:34,826 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:34,826 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043822256] [2021-06-07 04:19:34,826 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043822256] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:34,826 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1985460929] [2021-06-07 04:19:34,826 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:34,883 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-07 04:19:34,883 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:34,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-07 04:19:34,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:34,981 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-06-07 04:19:34,982 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1985460929] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 04:19:34,982 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-07 04:19:34,982 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2021-06-07 04:19:34,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890404581] [2021-06-07 04:19:34,982 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 04:19:34,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:34,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 04:19:34,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-06-07 04:19:34,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:34,983 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:34,983 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:34,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:34,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:34,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:34,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:34,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:34,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:34,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:34,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:34,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:34,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:34,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:34,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:34,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:35,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:35,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:35,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:35,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:35,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:35,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:35,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:35,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:35,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:35,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:35,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:35,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:35,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:35,308 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable104 [2021-06-07 04:19:35,309 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:35,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:35,309 INFO L82 PathProgramCache]: Analyzing trace with hash 1996419881, now seen corresponding path program 12 times [2021-06-07 04:19:35,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:35,309 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691429999] [2021-06-07 04:19:35,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 47 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-07 04:19:35,399 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:35,400 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691429999] [2021-06-07 04:19:35,400 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691429999] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:35,400 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1701316561] [2021-06-07 04:19:35,400 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:35,463 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-07 04:19:35,463 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:35,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-07 04:19:35,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:35,717 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 47 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-07 04:19:35,717 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1701316561] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:35,717 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:35,718 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 23 [2021-06-07 04:19:35,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796454164] [2021-06-07 04:19:35,718 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-07 04:19:35,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:35,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-07 04:19:35,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=421, Unknown=0, NotChecked=0, Total=552 [2021-06-07 04:19:35,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:35,719 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:35,719 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 4.541666666666667) internal successors, (109), 23 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:35,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:36,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:36,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:36,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:36,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:36,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:36,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:36,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:36,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:36,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:36,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:36,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:36,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:36,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:36,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:19:36,505 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:36,506 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:36,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:36,506 INFO L82 PathProgramCache]: Analyzing trace with hash -184653190, now seen corresponding path program 13 times [2021-06-07 04:19:36,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:36,506 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623452930] [2021-06-07 04:19:36,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:36,604 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 44 proven. 67 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-07 04:19:36,604 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:36,605 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623452930] [2021-06-07 04:19:36,605 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623452930] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:36,605 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1425331303] [2021-06-07 04:19:36,605 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:36,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-07 04:19:36,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:36,926 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 44 proven. 67 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-07 04:19:36,926 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1425331303] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:36,926 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:36,926 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 25 [2021-06-07 04:19:36,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053232238] [2021-06-07 04:19:36,927 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-07 04:19:36,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:36,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-07 04:19:36,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=499, Unknown=0, NotChecked=0, Total=650 [2021-06-07 04:19:36,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:36,928 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:36,928 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 4.576923076923077) internal successors, (119), 25 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:36,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:36,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:36,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:36,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:36,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:36,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:36,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:36,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:36,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:36,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:36,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:36,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:36,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:36,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:19:36,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:37,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:37,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:19:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:19:37,744 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable106 [2021-06-07 04:19:37,744 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:37,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:37,744 INFO L82 PathProgramCache]: Analyzing trace with hash -112599607, now seen corresponding path program 14 times [2021-06-07 04:19:37,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:37,745 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938061424] [2021-06-07 04:19:37,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:39,993 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:19:39,993 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:39,993 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938061424] [2021-06-07 04:19:39,993 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938061424] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:39,993 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1432381083] [2021-06-07 04:19:39,993 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:40,041 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 04:19:40,041 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:40,043 WARN L261 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 121 conjunts are in the unsatisfiable core [2021-06-07 04:19:40,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:41,171 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-07 04:19:41,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 84 treesize of output 40 [2021-06-07 04:19:41,173 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 04:19:41,180 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:19:41,180 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 04:19:41,181 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:90, output treesize:28 [2021-06-07 04:19:42,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 87 [2021-06-07 04:19:42,763 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 04:19:42,765 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:19:42,765 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 04:19:42,765 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:111, output treesize:7 [2021-06-07 04:19:42,852 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:19:42,852 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1432381083] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:42,852 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:42,852 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 36] total 73 [2021-06-07 04:19:42,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109604932] [2021-06-07 04:19:42,853 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-06-07 04:19:42,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:42,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-06-07 04:19:42,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=450, Invalid=4952, Unknown=0, NotChecked=0, Total=5402 [2021-06-07 04:19:42,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:42,855 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:42,855 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 2.0135135135135136) internal successors, (149), 73 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:42,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:42,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:42,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:42,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:19:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:48,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:19:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:19:48,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-07 04:19:49,153 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:49,153 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:49,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:49,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1945178705, now seen corresponding path program 15 times [2021-06-07 04:19:49,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:49,153 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669158266] [2021-06-07 04:19:49,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:49,276 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 62 proven. 95 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-06-07 04:19:49,277 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:49,277 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669158266] [2021-06-07 04:19:49,277 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669158266] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:49,277 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [64460856] [2021-06-07 04:19:49,277 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:49,343 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-06-07 04:19:49,343 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:49,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-07 04:19:49,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:49,662 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 62 proven. 95 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-06-07 04:19:49,662 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [64460856] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:49,662 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:49,662 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2021-06-07 04:19:49,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164797328] [2021-06-07 04:19:49,662 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-07 04:19:49,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:49,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-07 04:19:49,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=673, Unknown=0, NotChecked=0, Total=870 [2021-06-07 04:19:49,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:49,663 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:49,664 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 4.5) internal successors, (135), 29 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-07 04:19:49,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:50,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:50,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:50,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:19:50,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:19:50,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-07 04:19:50,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:19:50,643 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:50,644 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:19:50,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:19:50,644 INFO L82 PathProgramCache]: Analyzing trace with hash -781752146, now seen corresponding path program 16 times [2021-06-07 04:19:50,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:19:50,644 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195460130] [2021-06-07 04:19:50,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:19:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:19:53,367 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:19:53,367 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:19:53,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195460130] [2021-06-07 04:19:53,368 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195460130] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:53,368 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680750338] [2021-06-07 04:19:53,368 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:19:53,418 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 04:19:53,418 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:19:53,420 WARN L261 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 143 conjunts are in the unsatisfiable core [2021-06-07 04:19:53,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:19:54,997 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-06-07 04:19:54,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 98 treesize of output 46 [2021-06-07 04:19:54,998 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 04:19:55,003 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:19:55,004 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 04:19:55,004 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:104, output treesize:31 [2021-06-07 04:19:57,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 102 [2021-06-07 04:19:57,202 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 04:19:57,203 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:19:57,204 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 04:19:57,204 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:130, output treesize:7 [2021-06-07 04:19:57,300 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:19:57,300 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680750338] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:19:57,300 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:19:57,300 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 42] total 85 [2021-06-07 04:19:57,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131302152] [2021-06-07 04:19:57,300 INFO L462 AbstractCegarLoop]: Interpolant automaton has 86 states [2021-06-07 04:19:57,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:19:57,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2021-06-07 04:19:57,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=407, Invalid=6903, Unknown=0, NotChecked=0, Total=7310 [2021-06-07 04:19:57,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:19:57,303 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:19:57,303 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 86 states, 86 states have (on average 1.9651162790697674) internal successors, (169), 85 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:19:57,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:57,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:19:57,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:19:57,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:04,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:04,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-07 04:20:04,874 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:20:04,874 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:20:04,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:20:04,874 INFO L82 PathProgramCache]: Analyzing trace with hash -1813223468, now seen corresponding path program 17 times [2021-06-07 04:20:04,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:20:04,874 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246291077] [2021-06-07 04:20:04,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:20:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:20:05,021 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 83 proven. 128 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 04:20:05,021 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:20:05,022 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246291077] [2021-06-07 04:20:05,022 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246291077] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:05,022 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [563283234] [2021-06-07 04:20:05,022 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:20:05,168 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2021-06-07 04:20:05,169 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:20:05,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-07 04:20:05,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:20:05,497 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 218 proven. 77 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-06-07 04:20:05,497 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [563283234] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:05,497 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:20:05,498 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 31 [2021-06-07 04:20:05,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348666286] [2021-06-07 04:20:05,498 INFO L462 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-06-07 04:20:05,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:20:05,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-06-07 04:20:05,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=784, Unknown=0, NotChecked=0, Total=992 [2021-06-07 04:20:05,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:05,499 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:20:05,500 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 4.625) internal successors, (148), 31 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:05,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:05,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:05,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:05,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:05,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-07 04:20:05,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:05,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-07 04:20:05,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 04:20:19,005 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:20:19,005 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:20:19,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:20:19,005 INFO L82 PathProgramCache]: Analyzing trace with hash 253888327, now seen corresponding path program 18 times [2021-06-07 04:20:19,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:20:19,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211652816] [2021-06-07 04:20:19,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:20:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:20:19,183 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 107 proven. 166 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 04:20:19,183 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:20:19,183 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211652816] [2021-06-07 04:20:19,183 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211652816] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:19,183 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [861529287] [2021-06-07 04:20:19,183 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 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 [2021-06-07 04:20:19,274 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-07 04:20:19,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:20:19,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-07 04:20:19,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:20:19,645 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 213 proven. 108 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-06-07 04:20:19,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [861529287] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:19,646 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:20:19,646 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15] total 33 [2021-06-07 04:20:19,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679611976] [2021-06-07 04:20:19,646 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-07 04:20:19,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:20:19,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-07 04:20:19,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=228, Invalid=894, Unknown=0, NotChecked=0, Total=1122 [2021-06-07 04:20:19,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:19,648 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:20:19,648 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 4.676470588235294) internal successors, (159), 33 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 04:20:19,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:20,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 04:20:20,994 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable111 [2021-06-07 04:20:20,994 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:20:20,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:20:20,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1170813642, now seen corresponding path program 19 times [2021-06-07 04:20:20,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:20:20,995 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411681981] [2021-06-07 04:20:20,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:20:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:20:21,201 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 134 proven. 209 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 04:20:21,202 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:20:21,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411681981] [2021-06-07 04:20:21,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411681981] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:21,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1372239028] [2021-06-07 04:20:21,202 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 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 [2021-06-07 04:20:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:20:21,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-07 04:20:21,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:20:21,613 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 206 proven. 135 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-06-07 04:20:21,613 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1372239028] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:21,613 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:20:21,614 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 12] total 32 [2021-06-07 04:20:21,614 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838915687] [2021-06-07 04:20:21,614 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-07 04:20:21,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:20:21,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-07 04:20:21,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=848, Unknown=0, NotChecked=0, Total=1056 [2021-06-07 04:20:21,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:21,615 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:20:21,615 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 5.03030303030303) internal successors, (166), 32 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:20:21,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:21,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:21,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:21,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:21,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:21,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:21,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:21,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:21,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:21,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:21,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:21,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:21,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:21,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:21,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:21,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:21,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:21,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:21,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:21,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 04:20:21,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:23,436 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable112 [2021-06-07 04:20:23,436 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:20:23,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:20:23,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1458189095, now seen corresponding path program 20 times [2021-06-07 04:20:23,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:20:23,437 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589777150] [2021-06-07 04:20:23,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:20:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:20:23,687 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 164 proven. 257 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 04:20:23,687 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:20:23,687 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589777150] [2021-06-07 04:20:23,687 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589777150] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:23,687 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020903239] [2021-06-07 04:20:23,687 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 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 [2021-06-07 04:20:23,766 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 04:20:23,766 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:20:23,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-07 04:20:23,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:20:24,148 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 213 proven. 165 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2021-06-07 04:20:24,148 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020903239] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:24,149 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:20:24,149 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 13] total 35 [2021-06-07 04:20:24,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188426130] [2021-06-07 04:20:24,149 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-07 04:20:24,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:20:24,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-07 04:20:24,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=1015, Unknown=0, NotChecked=0, Total=1260 [2021-06-07 04:20:24,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:24,150 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:20:24,150 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 4.972222222222222) internal successors, (179), 35 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:24,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:24,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:24,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:24,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:24,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:24,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:24,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:24,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:24,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:24,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:25,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:25,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:25,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:25,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:25,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:25,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:25,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:25,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:25,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:25,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:25,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-07 04:20:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:20:26,038 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable113 [2021-06-07 04:20:26,038 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:20:26,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:20:26,038 INFO L82 PathProgramCache]: Analyzing trace with hash -939239702, now seen corresponding path program 21 times [2021-06-07 04:20:26,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:20:26,039 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674262380] [2021-06-07 04:20:26,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:20:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:20:26,293 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 197 proven. 310 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 04:20:26,294 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:20:26,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674262380] [2021-06-07 04:20:26,294 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674262380] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:26,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855266757] [2021-06-07 04:20:26,294 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:20:26,375 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-06-07 04:20:26,375 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:20:26,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-07 04:20:26,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:20:27,134 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 197 proven. 310 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 04:20:27,134 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855266757] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:27,134 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:20:27,135 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 49 [2021-06-07 04:20:27,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358448377] [2021-06-07 04:20:27,135 INFO L462 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-06-07 04:20:27,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:20:27,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-06-07 04:20:27,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=517, Invalid=1933, Unknown=0, NotChecked=0, Total=2450 [2021-06-07 04:20:27,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:27,136 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:20:27,136 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 4.3) internal successors, (215), 49 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:27,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:27,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:27,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-07 04:20:27,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:20:27,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:28,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:28,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-07 04:20:28,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-07 04:20:28,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:28,884 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable114 [2021-06-07 04:20:28,885 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:20:28,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:20:28,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1204406439, now seen corresponding path program 22 times [2021-06-07 04:20:28,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:20:28,885 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326273982] [2021-06-07 04:20:28,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:20:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:20:29,023 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 219 proven. 198 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-06-07 04:20:29,024 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:20:29,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326273982] [2021-06-07 04:20:29,024 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326273982] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:29,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681164549] [2021-06-07 04:20:29,024 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:20:29,095 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 04:20:29,095 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:20:29,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-07 04:20:29,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:20:29,268 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 219 proven. 198 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-06-07 04:20:29,268 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [681164549] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:29,268 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:20:29,268 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 15 [2021-06-07 04:20:29,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013820729] [2021-06-07 04:20:29,269 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-07 04:20:29,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:20:29,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-07 04:20:29,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2021-06-07 04:20:29,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:29,270 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:20:29,270 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 5.875) internal successors, (94), 15 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:29,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-07 04:20:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-07 04:20:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:29,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:29,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:29,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:29,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:29,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:29,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:29,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:29,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:29,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:29,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:20:29,891 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:20:29,891 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:20:29,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:20:29,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1709147911, now seen corresponding path program 23 times [2021-06-07 04:20:29,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:20:29,891 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599070990] [2021-06-07 04:20:29,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:20:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:20:30,212 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 233 proven. 368 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 04:20:30,213 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:20:30,213 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599070990] [2021-06-07 04:20:30,213 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599070990] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:30,213 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [61876512] [2021-06-07 04:20:30,213 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:20:30,312 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-06-07 04:20:30,313 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:20:30,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-07 04:20:30,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:20:30,780 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 221 proven. 234 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2021-06-07 04:20:30,780 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [61876512] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:30,780 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:20:30,780 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 15] total 41 [2021-06-07 04:20:30,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928285266] [2021-06-07 04:20:30,781 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-07 04:20:30,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:20:30,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-07 04:20:30,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=328, Invalid=1394, Unknown=0, NotChecked=0, Total=1722 [2021-06-07 04:20:30,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:30,782 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:20:30,782 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 4.833333333333333) internal successors, (203), 41 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:30,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:30,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-07 04:20:30,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-07 04:20:30,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:30,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:20:30,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-07 04:20:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-07 04:20:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:20:32,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:20:32,917 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable116 [2021-06-07 04:20:32,917 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:20:32,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:20:32,918 INFO L82 PathProgramCache]: Analyzing trace with hash 2126729994, now seen corresponding path program 24 times [2021-06-07 04:20:32,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:20:32,918 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886584983] [2021-06-07 04:20:32,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:20:32,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:20:33,227 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 272 proven. 431 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 04:20:33,227 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:20:33,227 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886584983] [2021-06-07 04:20:33,227 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886584983] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:33,227 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1011377074] [2021-06-07 04:20:33,227 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:20:33,316 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-07 04:20:33,317 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:20:33,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-07 04:20:33,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:20:34,317 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 272 proven. 431 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 04:20:34,317 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1011377074] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:34,317 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:20:34,317 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 57 [2021-06-07 04:20:34,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35552696] [2021-06-07 04:20:34,318 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-06-07 04:20:34,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:20:34,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-06-07 04:20:34,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=687, Invalid=2619, Unknown=0, NotChecked=0, Total=3306 [2021-06-07 04:20:34,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:34,319 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:20:34,320 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 4.258620689655173) internal successors, (247), 57 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:20:34,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:34,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:34,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:34,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:34,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:34,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:34,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:34,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:34,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:34,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:34,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:20:34,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:20:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:20:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:20:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:20:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:20:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 04:20:36,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:20:36,324 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:20:36,324 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:20:36,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:20:36,324 INFO L82 PathProgramCache]: Analyzing trace with hash -1005596871, now seen corresponding path program 25 times [2021-06-07 04:20:36,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:20:36,324 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534722702] [2021-06-07 04:20:36,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:20:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:20:37,262 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-06-07 04:20:38,773 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 125 [2021-06-07 04:20:38,953 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 125 [2021-06-07 04:20:46,216 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 0 proven. 966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:20:46,217 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:20:46,217 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534722702] [2021-06-07 04:20:46,217 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534722702] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:20:46,217 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2136348057] [2021-06-07 04:20:46,217 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:20:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:20:46,307 WARN L261 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 283 conjunts are in the unsatisfiable core [2021-06-07 04:20:46,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:20:53,651 INFO L354 Elim1Store]: treesize reduction 1066, result has 0.1 percent of original size [2021-06-07 04:20:53,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 196 treesize of output 88 [2021-06-07 04:20:53,653 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 04:20:53,659 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:20:53,660 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 04:20:53,660 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:202, output treesize:52 [2021-06-07 04:21:06,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 263 treesize of output 207 [2021-06-07 04:21:06,194 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 04:21:06,195 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:21:06,196 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 04:21:06,196 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:263, output treesize:7 [2021-06-07 04:21:06,390 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 0 proven. 966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:21:06,390 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2136348057] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:21:06,390 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:21:06,390 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [88, 84] total 169 [2021-06-07 04:21:06,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982132603] [2021-06-07 04:21:06,391 INFO L462 AbstractCegarLoop]: Interpolant automaton has 170 states [2021-06-07 04:21:06,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:21:06,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 170 interpolants. [2021-06-07 04:21:06,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1097, Invalid=27633, Unknown=0, NotChecked=0, Total=28730 [2021-06-07 04:21:06,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:21:06,397 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:21:06,397 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 170 states, 170 states have (on average 1.8176470588235294) internal successors, (309), 169 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:21:06,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:21:06,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:21:06,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:21:06,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:21:06,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:21:06,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:21:06,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 04:21:06,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:21:06,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:21:24,557 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 88 [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:21:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:21:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:21:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:21:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:21:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:21:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:21:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:21:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:21:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:21:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:21:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 04:21:38,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable118 [2021-06-07 04:21:38,711 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:21:38,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:21:38,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1846139033, now seen corresponding path program 26 times [2021-06-07 04:21:38,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:21:38,712 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862831726] [2021-06-07 04:21:38,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:21:38,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:21:39,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 314 proven. 499 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:21:39,081 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:21:39,081 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862831726] [2021-06-07 04:21:39,081 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862831726] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:21:39,081 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [55807260] [2021-06-07 04:21:39,081 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:21:39,157 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 04:21:39,158 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:21:39,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-07 04:21:39,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:21:39,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 683 proven. 301 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2021-06-07 04:21:39,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [55807260] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:21:39,685 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:21:39,685 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 17] total 47 [2021-06-07 04:21:39,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281434286] [2021-06-07 04:21:39,686 INFO L462 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-06-07 04:21:39,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:21:39,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-06-07 04:21:39,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=423, Invalid=1833, Unknown=0, NotChecked=0, Total=2256 [2021-06-07 04:21:39,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:21:39,687 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:21:39,687 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 4.8125) internal successors, (231), 47 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:21:39,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:21:39,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:21:39,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:21:39,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:21:39,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:21:39,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:21:39,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:21:39,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 04:21:39,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:21:59,730 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 97 [2021-06-07 04:22:00,386 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 96 [2021-06-07 04:22:00,811 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 94 [2021-06-07 04:22:03,532 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 106 [2021-06-07 04:22:04,565 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 117 [2021-06-07 04:22:05,206 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 136 [2021-06-07 04:22:05,788 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 108 [2021-06-07 04:22:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:15,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:15,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-07 04:22:15,248 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:15,249 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:22:15,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:22:15,249 INFO L82 PathProgramCache]: Analyzing trace with hash -2111637178, now seen corresponding path program 27 times [2021-06-07 04:22:15,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:22:15,249 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191829038] [2021-06-07 04:22:15,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:22:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:22:15,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1715 backedges. 359 proven. 572 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:22:15,665 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:22:15,665 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191829038] [2021-06-07 04:22:15,665 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191829038] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:15,665 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [968886055] [2021-06-07 04:22:15,665 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:15,782 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2021-06-07 04:22:15,782 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:22:15,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 34 conjunts are in the unsatisfiable core [2021-06-07 04:22:15,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:22:16,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1715 backedges. 359 proven. 572 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:22:16,816 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [968886055] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:16,816 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:22:16,817 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 65 [2021-06-07 04:22:16,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595589327] [2021-06-07 04:22:16,817 INFO L462 AbstractCegarLoop]: Interpolant automaton has 66 states [2021-06-07 04:22:16,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:22:16,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-06-07 04:22:16,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=881, Invalid=3409, Unknown=0, NotChecked=0, Total=4290 [2021-06-07 04:22:16,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:16,818 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:22:16,818 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 66 states, 66 states have (on average 4.2272727272727275) internal successors, (279), 65 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:22:16,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:16,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:16,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:16,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:16,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:16,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:16,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-07 04:22:16,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:19,697 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120,28 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:19,697 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:22:19,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:22:19,697 INFO L82 PathProgramCache]: Analyzing trace with hash -1360351619, now seen corresponding path program 28 times [2021-06-07 04:22:19,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:22:19,698 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094982726] [2021-06-07 04:22:19,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:22:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:22:19,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1792 backedges. 695 proven. 360 refuted. 0 times theorem prover too weak. 737 trivial. 0 not checked. [2021-06-07 04:22:19,902 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:22:19,902 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094982726] [2021-06-07 04:22:19,902 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094982726] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:19,902 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [518980082] [2021-06-07 04:22:19,902 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:20,014 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 04:22:20,014 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:22:20,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 34 conjunts are in the unsatisfiable core [2021-06-07 04:22:20,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:22:20,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1792 backedges. 695 proven. 360 refuted. 0 times theorem prover too weak. 737 trivial. 0 not checked. [2021-06-07 04:22:20,276 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [518980082] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:20,276 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:22:20,277 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18] total 19 [2021-06-07 04:22:20,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989712078] [2021-06-07 04:22:20,277 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-07 04:22:20,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:22:20,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-07 04:22:20,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2021-06-07 04:22:20,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:20,278 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:22:20,278 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 5.7) internal successors, (114), 19 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:20,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:20,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:21,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:21,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:21,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:21,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:21,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:21,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:21,471 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:21,471 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:22:21,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:22:21,472 INFO L82 PathProgramCache]: Analyzing trace with hash -644967125, now seen corresponding path program 29 times [2021-06-07 04:22:21,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:22:21,472 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875780318] [2021-06-07 04:22:21,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:22:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:22:21,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1841 backedges. 407 proven. 650 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:22:21,957 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:22:21,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875780318] [2021-06-07 04:22:21,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875780318] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:21,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [227313844] [2021-06-07 04:22:21,957 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:22,134 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 30 check-sat command(s) [2021-06-07 04:22:22,134 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:22:22,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-07 04:22:22,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:22:22,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1841 backedges. 817 proven. 408 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2021-06-07 04:22:22,963 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [227313844] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:22,963 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:22:22,963 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 29] total 63 [2021-06-07 04:22:22,963 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575912867] [2021-06-07 04:22:22,964 INFO L462 AbstractCegarLoop]: Interpolant automaton has 64 states [2021-06-07 04:22:22,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:22:22,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-06-07 04:22:22,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=775, Invalid=3257, Unknown=0, NotChecked=0, Total=4032 [2021-06-07 04:22:22,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:22,964 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:22:22,965 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 64 states, 64 states have (on average 4.296875) internal successors, (275), 63 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:22,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:22,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:22,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:22,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:22,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:22,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:22,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:22,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:22,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:22,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:22,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:26,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:26,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-07 04:22:26,512 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable122 [2021-06-07 04:22:26,513 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:22:26,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:22:26,513 INFO L82 PathProgramCache]: Analyzing trace with hash 1647252070, now seen corresponding path program 30 times [2021-06-07 04:22:26,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:22:26,513 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950722796] [2021-06-07 04:22:26,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:22:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:22:27,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 458 proven. 733 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:22:27,097 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:22:27,097 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950722796] [2021-06-07 04:22:27,097 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950722796] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:27,097 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1409030545] [2021-06-07 04:22:27,097 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:27,306 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 30 check-sat command(s) [2021-06-07 04:22:27,306 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:22:27,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-07 04:22:27,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:22:28,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 458 proven. 733 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:22:28,545 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1409030545] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:28,545 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:22:28,545 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 73 [2021-06-07 04:22:28,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599730204] [2021-06-07 04:22:28,546 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-06-07 04:22:28,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:22:28,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-06-07 04:22:28,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1099, Invalid=4303, Unknown=0, NotChecked=0, Total=5402 [2021-06-07 04:22:28,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:28,546 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:22:28,547 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 4.202702702702703) internal successors, (311), 73 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:28,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:28,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:28,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:28,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:28,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:28,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:28,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:28,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:28,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-07 04:22:28,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:31,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:31,861 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:31,862 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:22:31,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:22:31,862 INFO L82 PathProgramCache]: Analyzing trace with hash -702461603, now seen corresponding path program 31 times [2021-06-07 04:22:31,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:22:31,862 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901927390] [2021-06-07 04:22:31,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:22:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:22:32,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2062 backedges. 739 proven. 459 refuted. 0 times theorem prover too weak. 864 trivial. 0 not checked. [2021-06-07 04:22:32,105 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:22:32,105 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901927390] [2021-06-07 04:22:32,105 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901927390] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:32,105 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [837050257] [2021-06-07 04:22:32,105 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:22:32,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-07 04:22:32,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:22:32,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2062 backedges. 739 proven. 459 refuted. 0 times theorem prover too weak. 864 trivial. 0 not checked. [2021-06-07 04:22:32,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [837050257] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:32,482 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:22:32,482 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 21 [2021-06-07 04:22:32,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035066799] [2021-06-07 04:22:32,482 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-07 04:22:32,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:22:32,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-07 04:22:32,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=231, Unknown=0, NotChecked=0, Total=462 [2021-06-07 04:22:32,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:32,483 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:22:32,483 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 5.636363636363637) internal successors, (124), 21 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:22:32,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:32,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:32,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:32,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:32,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:32,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:32,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:33,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:33,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:33,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:22:33,678 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable124 [2021-06-07 04:22:33,679 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:22:33,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:22:33,679 INFO L82 PathProgramCache]: Analyzing trace with hash -877784053, now seen corresponding path program 32 times [2021-06-07 04:22:33,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:22:33,679 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179909586] [2021-06-07 04:22:33,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:22:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:22:34,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 512 proven. 821 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:22:34,203 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:22:34,203 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179909586] [2021-06-07 04:22:34,203 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179909586] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:34,203 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178014886] [2021-06-07 04:22:34,203 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:34,290 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 04:22:34,290 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:22:34,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 40 conjunts are in the unsatisfiable core [2021-06-07 04:22:34,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:22:35,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 757 proven. 513 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2021-06-07 04:22:35,131 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [178014886] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:35,131 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:22:35,131 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 21] total 59 [2021-06-07 04:22:35,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554332834] [2021-06-07 04:22:35,131 INFO L462 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-06-07 04:22:35,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:22:35,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-06-07 04:22:35,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=649, Invalid=2891, Unknown=0, NotChecked=0, Total=3540 [2021-06-07 04:22:35,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:35,132 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:22:35,133 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 60 states, 60 states have (on average 4.716666666666667) internal successors, (283), 59 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:35,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:22:35,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:22:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:22:39,231 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable125 [2021-06-07 04:22:39,231 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:22:39,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:22:39,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1039088762, now seen corresponding path program 33 times [2021-06-07 04:22:39,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:22:39,232 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418336188] [2021-06-07 04:22:39,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:22:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:22:39,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2267 backedges. 569 proven. 914 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:22:39,826 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:22:39,826 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418336188] [2021-06-07 04:22:39,826 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418336188] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:39,826 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1617915380] [2021-06-07 04:22:39,826 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:40,011 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 21 check-sat command(s) [2021-06-07 04:22:40,011 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:22:40,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-07 04:22:40,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:22:41,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2267 backedges. 569 proven. 914 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:22:41,492 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1617915380] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:41,492 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:22:41,492 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41] total 81 [2021-06-07 04:22:41,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615777238] [2021-06-07 04:22:41,492 INFO L462 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-06-07 04:22:41,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:22:41,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-06-07 04:22:41,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1341, Invalid=5301, Unknown=0, NotChecked=0, Total=6642 [2021-06-07 04:22:41,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:41,494 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:22:41,494 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 4.182926829268292) internal successors, (343), 81 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:22:41,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:41,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:41,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:41,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:22:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:22:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:22:45,300 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:45,300 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:22:45,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:22:45,300 INFO L82 PathProgramCache]: Analyzing trace with hash 2067876925, now seen corresponding path program 34 times [2021-06-07 04:22:45,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:22:45,300 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770462309] [2021-06-07 04:22:45,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:22:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:22:45,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2364 backedges. 775 proven. 570 refuted. 0 times theorem prover too weak. 1019 trivial. 0 not checked. [2021-06-07 04:22:45,559 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:22:45,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770462309] [2021-06-07 04:22:45,560 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770462309] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:45,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343960420] [2021-06-07 04:22:45,560 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:45,650 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 04:22:45,650 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:22:45,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-07 04:22:45,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:22:45,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2364 backedges. 775 proven. 570 refuted. 0 times theorem prover too weak. 1019 trivial. 0 not checked. [2021-06-07 04:22:45,907 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343960420] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:45,907 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:22:45,907 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22] total 23 [2021-06-07 04:22:45,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733370619] [2021-06-07 04:22:45,908 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-07 04:22:45,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:22:45,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-07 04:22:45,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=276, Invalid=276, Unknown=0, NotChecked=0, Total=552 [2021-06-07 04:22:45,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:45,908 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:22:45,908 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 5.583333333333333) internal successors, (134), 23 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:22:45,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:45,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:22:45,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:47,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:47,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:47,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:47,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:47,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:47,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:22:47,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:22:47,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:22:47,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:22:47,253 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable127 [2021-06-07 04:22:47,254 INFO L430 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:22:47,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:22:47,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1251018005, now seen corresponding path program 35 times [2021-06-07 04:22:47,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:22:47,254 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192665560] [2021-06-07 04:22:47,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:22:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:22:48,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2425 backedges. 629 proven. 1012 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:22:48,001 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:22:48,001 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192665560] [2021-06-07 04:22:48,001 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192665560] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:48,001 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [840139384] [2021-06-07 04:22:48,001 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:48,154 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 30 check-sat command(s) [2021-06-07 04:22:48,154 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:22:48,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 50 conjunts are in the unsatisfiable core [2021-06-07 04:22:48,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:22:49,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2425 backedges. 825 proven. 630 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2021-06-07 04:22:49,103 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [840139384] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:49,103 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:22:49,103 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 29] total 71 [2021-06-07 04:22:49,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020179017] [2021-06-07 04:22:49,103 INFO L462 AbstractCegarLoop]: Interpolant automaton has 72 states [2021-06-07 04:22:49,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:22:49,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2021-06-07 04:22:49,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=939, Invalid=4173, Unknown=0, NotChecked=0, Total=5112 [2021-06-07 04:22:49,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:49,105 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:22:49,105 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 72 states, 72 states have (on average 4.430555555555555) internal successors, (319), 71 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:22:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:53,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:22:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:22:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-07 04:22:53,677 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:53,677 INFO L430 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:22:53,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:22:53,677 INFO L82 PathProgramCache]: Analyzing trace with hash -2136339290, now seen corresponding path program 36 times [2021-06-07 04:22:53,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:22:53,678 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580962260] [2021-06-07 04:22:53,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:22:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:22:54,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2591 backedges. 692 proven. 1115 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:22:54,436 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:22:54,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580962260] [2021-06-07 04:22:54,436 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580962260] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:54,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [644412483] [2021-06-07 04:22:54,436 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:22:54,600 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 30 check-sat command(s) [2021-06-07 04:22:54,601 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:22:54,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-07 04:22:54,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:22:56,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2591 backedges. 692 proven. 1115 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:22:56,319 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [644412483] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:22:56,319 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:22:56,319 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 45] total 89 [2021-06-07 04:22:56,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171293005] [2021-06-07 04:22:56,319 INFO L462 AbstractCegarLoop]: Interpolant automaton has 90 states [2021-06-07 04:22:56,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:22:56,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2021-06-07 04:22:56,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1607, Invalid=6403, Unknown=0, NotChecked=0, Total=8010 [2021-06-07 04:22:56,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:56,321 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:22:56,321 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 90 states, 90 states have (on average 4.166666666666667) internal successors, (375), 89 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:22:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-07 04:22:56,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:22:58,116 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:00,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:00,520 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable129 [2021-06-07 04:23:00,520 INFO L430 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:23:00,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:23:00,520 INFO L82 PathProgramCache]: Analyzing trace with hash -1129793763, now seen corresponding path program 37 times [2021-06-07 04:23:00,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:23:00,520 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326271651] [2021-06-07 04:23:00,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:23:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:23:00,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 803 proven. 693 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2021-06-07 04:23:00,831 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:23:00,831 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326271651] [2021-06-07 04:23:00,831 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326271651] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:00,831 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1817245761] [2021-06-07 04:23:00,831 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:23:00,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-07 04:23:00,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:23:01,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 803 proven. 693 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2021-06-07 04:23:01,220 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1817245761] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:01,220 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:23:01,220 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 24] total 25 [2021-06-07 04:23:01,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245645593] [2021-06-07 04:23:01,221 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-07 04:23:01,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:23:01,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-07 04:23:01,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=325, Invalid=325, Unknown=0, NotChecked=0, Total=650 [2021-06-07 04:23:01,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:01,221 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:23:01,221 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 5.538461538461538) internal successors, (144), 25 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:23:01,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:01,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:01,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:02,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:02,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:02,836 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,38 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:02,836 INFO L430 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:23:02,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:23:02,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1160726987, now seen corresponding path program 38 times [2021-06-07 04:23:02,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:23:02,837 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323744312] [2021-06-07 04:23:02,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:23:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:23:03,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2765 backedges. 758 proven. 1223 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:23:03,666 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:23:03,666 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323744312] [2021-06-07 04:23:03,666 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323744312] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:03,666 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [16619710] [2021-06-07 04:23:03,666 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 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:03,757 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 04:23:03,757 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:23:03,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 48 conjunts are in the unsatisfiable core [2021-06-07 04:23:03,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:23:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2765 backedges. 813 proven. 759 refuted. 0 times theorem prover too weak. 1193 trivial. 0 not checked. [2021-06-07 04:23:04,695 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [16619710] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:04,696 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:23:04,696 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 25] total 71 [2021-06-07 04:23:04,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151207788] [2021-06-07 04:23:04,696 INFO L462 AbstractCegarLoop]: Interpolant automaton has 72 states [2021-06-07 04:23:04,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:23:04,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2021-06-07 04:23:04,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=923, Invalid=4189, Unknown=0, NotChecked=0, Total=5112 [2021-06-07 04:23:04,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:04,697 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:23:04,698 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 72 states, 72 states have (on average 4.652777777777778) internal successors, (335), 71 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:04,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:04,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:04,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:09,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-06-07 04:23:09,800 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:09,801 INFO L430 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:23:09,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:23:09,801 INFO L82 PathProgramCache]: Analyzing trace with hash -899879482, now seen corresponding path program 39 times [2021-06-07 04:23:09,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:23:09,801 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006566869] [2021-06-07 04:23:09,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:23:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:23:10,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2947 backedges. 827 proven. 1336 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:23:10,862 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:23:10,862 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006566869] [2021-06-07 04:23:10,862 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006566869] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:10,862 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375728644] [2021-06-07 04:23:10,862 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:11,046 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 25 check-sat command(s) [2021-06-07 04:23:11,046 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:23:11,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 50 conjunts are in the unsatisfiable core [2021-06-07 04:23:11,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:23:13,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2947 backedges. 827 proven. 1336 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:23:13,124 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375728644] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:13,124 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:23:13,124 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49] total 97 [2021-06-07 04:23:13,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693921559] [2021-06-07 04:23:13,125 INFO L462 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-06-07 04:23:13,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:23:13,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-06-07 04:23:13,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1897, Invalid=7609, Unknown=0, NotChecked=0, Total=9506 [2021-06-07 04:23:13,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:13,126 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:23:13,126 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 4.153061224489796) internal successors, (407), 97 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:13,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:13,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-06-07 04:23:13,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:17,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:17,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:17,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:17,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:17,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:17,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:17,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:17,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:17,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:17,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:17,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 04:23:17,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:23:18,042 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132,40 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:18,042 INFO L430 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:23:18,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:23:18,043 INFO L82 PathProgramCache]: Analyzing trace with hash -617248259, now seen corresponding path program 40 times [2021-06-07 04:23:18,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:23:18,043 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519059575] [2021-06-07 04:23:18,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:23:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:23:18,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3064 backedges. 823 proven. 828 refuted. 0 times theorem prover too weak. 1413 trivial. 0 not checked. [2021-06-07 04:23:18,386 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:23:18,386 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519059575] [2021-06-07 04:23:18,386 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519059575] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:18,386 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [201703919] [2021-06-07 04:23:18,386 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:18,495 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 04:23:18,496 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:23:18,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 50 conjunts are in the unsatisfiable core [2021-06-07 04:23:18,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:23:18,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3064 backedges. 823 proven. 828 refuted. 0 times theorem prover too weak. 1413 trivial. 0 not checked. [2021-06-07 04:23:18,824 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [201703919] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:18,824 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:23:18,824 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26] total 27 [2021-06-07 04:23:18,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780686202] [2021-06-07 04:23:18,825 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-07 04:23:18,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:23:18,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-07 04:23:18,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=378, Invalid=378, Unknown=0, NotChecked=0, Total=756 [2021-06-07 04:23:18,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:18,825 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:23:18,825 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 5.5) internal successors, (154), 27 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:18,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:23:18,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:20,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:20,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:20,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:20,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:20,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:20,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:20,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 04:23:20,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:23:20,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-07 04:23:20,660 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:20,661 INFO L430 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:23:20,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:23:20,661 INFO L82 PathProgramCache]: Analyzing trace with hash 1271726251, now seen corresponding path program 41 times [2021-06-07 04:23:20,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:23:20,661 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168782812] [2021-06-07 04:23:20,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:23:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:23:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 3137 backedges. 899 proven. 1454 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:23:21,482 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:23:21,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168782812] [2021-06-07 04:23:21,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168782812] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:21,483 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317794554] [2021-06-07 04:23:21,483 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:21,653 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 30 check-sat command(s) [2021-06-07 04:23:21,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:23:21,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 54 conjunts are in the unsatisfiable core [2021-06-07 04:23:21,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:23:22,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3137 backedges. 833 proven. 900 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2021-06-07 04:23:22,774 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [317794554] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:22,774 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:23:22,774 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 29] total 79 [2021-06-07 04:23:22,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944332587] [2021-06-07 04:23:22,774 INFO L462 AbstractCegarLoop]: Interpolant automaton has 80 states [2021-06-07 04:23:22,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:23:22,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2021-06-07 04:23:22,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1135, Invalid=5185, Unknown=0, NotChecked=0, Total=6320 [2021-06-07 04:23:22,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:22,776 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:23:22,776 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 80 states, 80 states have (on average 4.5375) internal successors, (363), 79 states have internal predecessors, (363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:22,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:22,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:22,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:22,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 04:23:22,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:23:22,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-07 04:23:22,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:28,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:28,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:28,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:28,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:28,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:28,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:28,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:28,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:28,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:28,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:28,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:23:28,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-07 04:23:28,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2021-06-07 04:23:28,544 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable134 [2021-06-07 04:23:28,545 INFO L430 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:23:28,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:23:28,545 INFO L82 PathProgramCache]: Analyzing trace with hash 957048550, now seen corresponding path program 42 times [2021-06-07 04:23:28,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:23:28,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350215712] [2021-06-07 04:23:28,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:23:28,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:23:29,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3335 backedges. 974 proven. 1577 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:23:29,420 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:23:29,420 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350215712] [2021-06-07 04:23:29,420 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350215712] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:29,420 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812433642] [2021-06-07 04:23:29,420 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:29,654 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 30 check-sat command(s) [2021-06-07 04:23:29,654 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:23:29,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-07 04:23:29,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:23:30,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3335 backedges. 835 proven. 975 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2021-06-07 04:23:30,993 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [812433642] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:30,993 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:23:30,993 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 29] total 81 [2021-06-07 04:23:30,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688406079] [2021-06-07 04:23:30,994 INFO L462 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-06-07 04:23:30,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:23:30,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-06-07 04:23:30,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1189, Invalid=5453, Unknown=0, NotChecked=0, Total=6642 [2021-06-07 04:23:30,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:30,995 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:23:30,995 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 4.560975609756097) internal successors, (374), 81 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:23:30,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:30,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2021-06-07 04:23:30,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:37,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-07 04:23:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-06-07 04:23:37,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 04:23:37,226 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable135 [2021-06-07 04:23:37,226 INFO L430 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:23:37,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:23:37,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1666834549, now seen corresponding path program 43 times [2021-06-07 04:23:37,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:23:37,227 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306121328] [2021-06-07 04:23:37,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:23:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:23:38,197 INFO L134 CoverageAnalysis]: Checked inductivity of 3541 backedges. 1052 proven. 1705 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:23:38,197 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:23:38,197 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306121328] [2021-06-07 04:23:38,198 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306121328] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:38,198 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1679506507] [2021-06-07 04:23:38,198 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:23:38,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-07 04:23:38,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:23:39,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3541 backedges. 837 proven. 1053 refuted. 0 times theorem prover too weak. 1651 trivial. 0 not checked. [2021-06-07 04:23:39,533 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1679506507] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:39,533 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:23:39,533 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 29] total 83 [2021-06-07 04:23:39,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986056385] [2021-06-07 04:23:39,533 INFO L462 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-06-07 04:23:39,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:23:39,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-06-07 04:23:39,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1245, Invalid=5727, Unknown=0, NotChecked=0, Total=6972 [2021-06-07 04:23:39,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:39,534 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:23:39,535 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 4.583333333333333) internal successors, (385), 83 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:39,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 04:23:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-06-07 04:23:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-07 04:23:46,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-07 04:23:46,345 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable136 [2021-06-07 04:23:46,345 INFO L430 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:23:46,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:23:46,345 INFO L82 PathProgramCache]: Analyzing trace with hash -199788538, now seen corresponding path program 44 times [2021-06-07 04:23:46,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:23:46,345 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380535426] [2021-06-07 04:23:46,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:23:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:23:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3755 backedges. 1133 proven. 1838 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:23:47,362 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:23:47,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380535426] [2021-06-07 04:23:47,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380535426] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:47,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2054664290] [2021-06-07 04:23:47,363 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 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:23:47,465 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 04:23:47,465 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:23:47,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-07 04:23:47,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:23:49,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3755 backedges. 1133 proven. 1838 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-06-07 04:23:49,996 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2054664290] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:23:49,996 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 04:23:49,996 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 57] total 113 [2021-06-07 04:23:49,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089938926] [2021-06-07 04:23:49,997 INFO L462 AbstractCegarLoop]: Interpolant automaton has 114 states [2021-06-07 04:23:49,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 04:23:49,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2021-06-07 04:23:49,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2549, Invalid=10333, Unknown=0, NotChecked=0, Total=12882 [2021-06-07 04:23:49,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:49,998 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 04:23:49,999 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 114 states, 114 states have (on average 4.131578947368421) internal successors, (471), 113 states have internal predecessors, (471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:49,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-07 04:23:50,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 04:23:55,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-07 04:23:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2021-06-07 04:23:55,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2021-06-07 04:23:55,882 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable137 [2021-06-07 04:23:55,883 INFO L430 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 04:23:55,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 04:23:55,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1615370307, now seen corresponding path program 45 times [2021-06-07 04:23:55,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 04:23:55,883 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7193383] [2021-06-07 04:23:55,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 04:23:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 04:24:03,372 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2021-06-07 04:24:03,626 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2021-06-07 04:24:03,875 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2021-06-07 04:24:04,133 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-06-07 04:24:04,395 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-06-07 04:24:04,666 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-06-07 04:24:04,964 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-06-07 04:24:05,255 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2021-06-07 04:24:05,552 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-06-07 04:24:05,859 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2021-06-07 04:24:06,174 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2021-06-07 04:24:06,640 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 237 [2021-06-07 04:24:07,106 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 237 [2021-06-07 04:24:07,439 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2021-06-07 04:24:07,778 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2021-06-07 04:24:08,460 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 197 [2021-06-07 04:24:43,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3892 backedges. 0 proven. 3892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 04:24:43,042 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 04:24:43,042 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7193383] [2021-06-07 04:24:43,042 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7193383] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 04:24:43,042 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2014894424] [2021-06-07 04:24:43,042 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 04:24:43,444 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 30 check-sat command(s) [2021-06-07 04:24:43,444 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 04:24:43,449 WARN L261 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 568 conjunts are in the unsatisfiable core [2021-06-07 04:24:43,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 04:25:27,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:27,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 04:25:28,310 INFO L244 Elim1Store]: Index analysis took 539 ms [2021-06-07 04:25:38,450 WARN L205 SmtUtils]: Spent 10.13 s on a formula simplification that was a NOOP. DAG size: 1318 [2021-06-07 04:25:38,450 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 04:25:38,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 42 select indices, 42 select index equivalence classes, 560 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 301 case distinctions, treesize of input 428 treesize of output 3762 [2021-06-07 04:25:38,667 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 1407 DAG size of output: 908 [2021-06-07 04:25:42,510 WARN L205 SmtUtils]: Spent 3.56 s on a formula simplification. DAG size of input: 3716 DAG size of output: 2372 [2021-06-07 04:25:46,499 WARN L205 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 3758 DAG size of output: 2414 [2021-06-07 04:26:40,043 WARN L205 SmtUtils]: Spent 51.18 s on a formula simplification. DAG size of input: 25276 DAG size of output: 14338 [2021-06-07 04:27:37,592 WARN L205 SmtUtils]: Spent 55.16 s on a formula simplification. DAG size of input: 25316 DAG size of output: 14378 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown