/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/prod-cons3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-07 03:38:54,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-07 03:38:54,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-07 03:38:54,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-07 03:38:54,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-07 03:38:54,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-07 03:38:54,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-07 03:38:54,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-07 03:38:54,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-07 03:38:54,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-07 03:38:54,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-07 03:38:54,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-07 03:38:54,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-07 03:38:54,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-07 03:38:54,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-07 03:38:54,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-07 03:38:54,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-07 03:38:54,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-07 03:38:54,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-07 03:38:54,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-07 03:38:54,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-07 03:38:54,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-07 03:38:54,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-07 03:38:54,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-07 03:38:54,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-07 03:38:54,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-07 03:38:54,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-07 03:38:54,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-07 03:38:54,578 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 03:38:54,612 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-07 03:38:54,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-07 03:38:54,612 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-07 03:38:54,613 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-07 03:38:54,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-07 03:38:54,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-07 03:38:54,615 INFO L138 SettingsManager]: * Use SBE=true [2021-06-07 03:38:54,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-07 03:38:54,616 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-07 03:38:54,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-07 03:38:54,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-07 03:38:54,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-07 03:38:54,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-07 03:38:54,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-07 03:38:54,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-07 03:38:54,617 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-07 03:38:54,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-07 03:38:54,618 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-07 03:38:54,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-07 03:38:54,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-07 03:38:54,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-07 03:38:54,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-07 03:38:54,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-07 03:38:54,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 03:38:54,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-07 03:38:54,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-07 03:38:54,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-07 03:38:54,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-07 03:38:54,619 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-07 03:38:54,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-07 03:38:54,620 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-07 03:38:54,620 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-07 03:38:54,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-07 03:38:54,620 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-07 03:38:54,620 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-07 03:38:54,620 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-07 03:38:54,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-07 03:38:54,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-07 03:38:54,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-07 03:38:54,967 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-07 03:38:54,968 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-07 03:38:54,969 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons3.wvr.bpl [2021-06-07 03:38:54,969 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons3.wvr.bpl' [2021-06-07 03:38:55,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-07 03:38:55,007 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-07 03:38:55,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-07 03:38:55,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-07 03:38:55,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-07 03:38:55,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:38:55" (1/1) ... [2021-06-07 03:38:55,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:38:55" (1/1) ... [2021-06-07 03:38:55,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-07 03:38:55,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-07 03:38:55,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-07 03:38:55,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-07 03:38:55,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:38:55" (1/1) ... [2021-06-07 03:38:55,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:38:55" (1/1) ... [2021-06-07 03:38:55,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:38:55" (1/1) ... [2021-06-07 03:38:55,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:38:55" (1/1) ... [2021-06-07 03:38:55,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:38:55" (1/1) ... [2021-06-07 03:38:55,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:38:55" (1/1) ... [2021-06-07 03:38:55,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:38:55" (1/1) ... [2021-06-07 03:38:55,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-07 03:38:55,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-07 03:38:55,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-07 03:38:55,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-07 03:38:55,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:38:55" (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 03:38:55,136 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-07 03:38:55,136 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-07 03:38:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-07 03:38:55,136 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-07 03:38:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-07 03:38:55,137 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-07 03:38:55,137 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-07 03:38:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-07 03:38:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-07 03:38:55,138 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-07 03:38:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-07 03:38:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-07 03:38:55,139 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-07 03:38:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-07 03:38:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-07 03:38:55,140 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 03:38:55,324 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-07 03:38:55,325 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-07 03:38:55,326 INFO L202 PluginConnector]: Adding new model prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 03:38:55 BoogieIcfgContainer [2021-06-07 03:38:55,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-07 03:38:55,328 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-07 03:38:55,328 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-07 03:38:55,330 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-07 03:38:55,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:38:55" (1/2) ... [2021-06-07 03:38:55,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1148be50 and model type prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.06 03:38:55, skipping insertion in model container [2021-06-07 03:38:55,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 03:38:55" (2/2) ... [2021-06-07 03:38:55,332 INFO L111 eAbstractionObserver]: Analyzing ICFG prod-cons3.wvr.bpl [2021-06-07 03:38:55,337 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-07 03:38:55,337 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-07 03:38:55,337 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-07 03:38:55,338 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-07 03:38:55,398 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-07 03:38:55,430 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 03:38:55,517 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 03:38:55,517 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 03:38:55,517 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 03:38:55,517 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 03:38:55,518 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 03:38:55,518 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 03:38:55,518 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 03:38:55,518 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-07 03:38:55,680 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:38:55,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:38:55,689 INFO L82 PathProgramCache]: Analyzing trace with hash 323952740, now seen corresponding path program 1 times [2021-06-07 03:38:55,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:38:55,701 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478944210] [2021-06-07 03:38:55,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:38:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:38:55,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-07 03:38:55,881 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:38:55,882 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478944210] [2021-06-07 03:38:55,882 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478944210] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 03:38:55,882 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 03:38:55,883 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 03:38:55,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985037415] [2021-06-07 03:38:55,886 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 03:38:55,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:38:55,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 03:38:55,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 03:38:55,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:55,907 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:38:55,913 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.666666666666666) 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 03:38:55,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:56,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,015 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-07 03:38:56,015 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:38:56,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:38:56,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1635514541, now seen corresponding path program 2 times [2021-06-07 03:38:56,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:38:56,019 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438030861] [2021-06-07 03:38:56,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:38:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:38:56,075 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 03:38:56,076 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:38:56,076 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438030861] [2021-06-07 03:38:56,076 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438030861] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 03:38:56,077 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 03:38:56,077 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 03:38:56,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23256079] [2021-06-07 03:38:56,084 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 03:38:56,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:38:56,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 03:38:56,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 03:38:56,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:56,086 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:38:56,086 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 03:38:56,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:56,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,113 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-07 03:38:56,113 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:38:56,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:38:56,113 INFO L82 PathProgramCache]: Analyzing trace with hash -36923985, now seen corresponding path program 3 times [2021-06-07 03:38:56,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:38:56,114 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553652611] [2021-06-07 03:38:56,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:38:56,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:38:56,145 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 03:38:56,146 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:38:56,146 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553652611] [2021-06-07 03:38:56,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553652611] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 03:38:56,146 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 03:38:56,146 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 03:38:56,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918158360] [2021-06-07 03:38:56,147 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 03:38:56,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:38:56,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 03:38:56,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 03:38:56,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:56,148 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:38:56,148 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 03:38:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,216 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-07 03:38:56,216 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:38:56,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:38:56,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1593852879, now seen corresponding path program 4 times [2021-06-07 03:38:56,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:38:56,219 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522934474] [2021-06-07 03:38:56,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:38:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:38:56,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:38:56,271 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:38:56,271 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522934474] [2021-06-07 03:38:56,271 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522934474] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:38:56,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905285228] [2021-06-07 03:38:56,272 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 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 03:38:56,329 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 03:38:56,329 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:38:56,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-07 03:38:56,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:38:56,490 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:38:56,490 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905285228] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:38:56,490 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:38:56,490 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6] total 8 [2021-06-07 03:38:56,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473209696] [2021-06-07 03:38:56,491 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-07 03:38:56,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:38:56,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-07 03:38:56,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-07 03:38:56,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:56,492 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:38:56,492 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 03:38:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:56,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:56,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:38:56,880 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:38:56,881 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:38:56,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:38:56,881 INFO L82 PathProgramCache]: Analyzing trace with hash -622731619, now seen corresponding path program 5 times [2021-06-07 03:38:56,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:38:56,882 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313013542] [2021-06-07 03:38:56,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:38:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:38:57,164 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:38:57,166 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:38:57,166 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313013542] [2021-06-07 03:38:57,166 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313013542] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:38:57,166 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1888332096] [2021-06-07 03:38:57,167 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 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 03:38:57,220 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-07 03:38:57,220 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:38:57,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-07 03:38:57,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:38:57,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-07 03:38:57,426 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:38:57,431 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:38:57,434 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 03:38:57,434 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:13 [2021-06-07 03:38:57,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-07 03:38:57,508 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:38:57,513 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:38:57,514 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 03:38:57,514 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:10 [2021-06-07 03:38:57,637 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:38:57,637 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1888332096] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:38:57,637 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:38:57,637 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 23 [2021-06-07 03:38:57,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914563441] [2021-06-07 03:38:57,638 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-07 03:38:57,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:38:57,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-07 03:38:57,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=429, Unknown=0, NotChecked=0, Total=506 [2021-06-07 03:38:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:57,640 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:38:57,640 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.8260869565217392) internal successors, (65), 23 states have internal predecessors, (65), 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 03:38:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:38:57,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:58,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:38:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:38:58,488 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:38:58,489 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:38:58,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:38:58,489 INFO L82 PathProgramCache]: Analyzing trace with hash -1135771490, now seen corresponding path program 6 times [2021-06-07 03:38:58,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:38:58,490 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414921337] [2021-06-07 03:38:58,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:38:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:38:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-07 03:38:58,536 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:38:58,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414921337] [2021-06-07 03:38:58,536 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414921337] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:38:58,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1267424126] [2021-06-07 03:38:58,536 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 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 03:38:58,578 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-07 03:38:58,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:38:58,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-07 03:38:58,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:38:58,641 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-07 03:38:58,641 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1267424126] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 03:38:58,641 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-07 03:38:58,641 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2021-06-07 03:38:58,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317301702] [2021-06-07 03:38:58,643 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 03:38:58,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:38:58,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 03:38:58,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-06-07 03:38:58,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:58,644 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:38:58,644 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 03:38:58,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:58,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:58,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:58,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:38:58,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:38:58,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:38:58,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:58,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:58,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:38:58,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:38:58,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:38:58,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:38:58,964 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:38:58,965 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:38:58,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:38:58,965 INFO L82 PathProgramCache]: Analyzing trace with hash 1715647486, now seen corresponding path program 7 times [2021-06-07 03:38:58,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:38:58,966 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340026214] [2021-06-07 03:38:58,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:38:58,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:38:59,502 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:38:59,502 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:38:59,502 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340026214] [2021-06-07 03:38:59,502 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340026214] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:38:59,502 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [972511908] [2021-06-07 03:38:59,502 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 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 03:38:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:38:59,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-07 03:38:59,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:39:00,073 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-06-07 03:39:00,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-06-07 03:39:00,076 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:00,086 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:00,087 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 03:39:00,087 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:47, output treesize:27 [2021-06-07 03:39:00,232 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-06-07 03:39:00,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13 [2021-06-07 03:39:00,235 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:00,239 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:00,240 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 03:39:00,240 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:10 [2021-06-07 03:39:00,334 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:39:00,335 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [972511908] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:00,335 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:39:00,335 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 20] total 38 [2021-06-07 03:39:00,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440704583] [2021-06-07 03:39:00,336 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-06-07 03:39:00,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:39:00,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-06-07 03:39:00,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1234, Unknown=0, NotChecked=0, Total=1406 [2021-06-07 03:39:00,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:00,338 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:39:00,338 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 2.1578947368421053) internal successors, (82), 38 states have internal predecessors, (82), 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 03:39:00,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:00,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:00,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:00,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:00,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:00,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:00,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:02,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:02,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:02,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:02,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:02,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:02,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:02,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:02,904 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-06-07 03:39:02,905 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:39:02,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:39:02,905 INFO L82 PathProgramCache]: Analyzing trace with hash 830852607, now seen corresponding path program 8 times [2021-06-07 03:39:02,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:39:02,905 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863250657] [2021-06-07 03:39:02,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:39:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:39:03,518 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:39:03,518 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:39:03,520 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863250657] [2021-06-07 03:39:03,521 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863250657] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:03,521 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [948699903] [2021-06-07 03:39:03,521 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 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 03:39:03,566 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 03:39:03,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:39:03,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-07 03:39:03,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:39:04,220 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-06-07 03:39:04,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 31 [2021-06-07 03:39:04,223 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:04,234 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:04,235 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 03:39:04,235 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:69, output treesize:36 [2021-06-07 03:39:04,462 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-06-07 03:39:04,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 18 [2021-06-07 03:39:04,464 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:04,469 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:04,470 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 03:39:04,470 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:10 [2021-06-07 03:39:04,551 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 2 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:39:04,551 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [948699903] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:04,551 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:39:04,551 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 25] total 49 [2021-06-07 03:39:04,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962034167] [2021-06-07 03:39:04,552 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-07 03:39:04,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:39:04,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-07 03:39:04,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=2117, Unknown=0, NotChecked=0, Total=2352 [2021-06-07 03:39:04,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:04,553 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:39:04,553 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.0) internal successors, (98), 49 states have internal predecessors, (98), 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 03:39:04,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:04,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:04,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:04,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:04,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:04,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:04,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:04,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:07,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:07,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:07,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:07,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:07,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:07,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:07,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:07,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:07,656 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:39:07,657 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:39:07,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:39:07,657 INFO L82 PathProgramCache]: Analyzing trace with hash 920760580, now seen corresponding path program 9 times [2021-06-07 03:39:07,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:39:07,657 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518491275] [2021-06-07 03:39:07,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:39:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:39:07,693 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 31 proven. 14 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-06-07 03:39:07,694 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:39:07,694 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518491275] [2021-06-07 03:39:07,694 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518491275] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:07,694 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1132322077] [2021-06-07 03:39:07,694 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 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 03:39:07,768 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-07 03:39:07,768 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:39:07,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-07 03:39:07,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:39:07,876 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 31 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-06-07 03:39:07,877 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1132322077] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:07,877 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:39:07,877 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-06-07 03:39:07,877 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619866058] [2021-06-07 03:39:07,877 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-07 03:39:07,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:39:07,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-07 03:39:07,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-06-07 03:39:07,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:07,878 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:39:07,878 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 03:39:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:07,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:07,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:08,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:08,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:08,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:08,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:08,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:08,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:08,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:08,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:08,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:08,300 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-07 03:39:08,301 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:39:08,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:39:08,301 INFO L82 PathProgramCache]: Analyzing trace with hash -800381907, now seen corresponding path program 10 times [2021-06-07 03:39:08,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:39:08,301 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540598448] [2021-06-07 03:39:08,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:39:08,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:39:09,119 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 6 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:39:09,119 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:39:09,119 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540598448] [2021-06-07 03:39:09,119 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540598448] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:09,119 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2001116529] [2021-06-07 03:39:09,120 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 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 03:39:09,159 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 03:39:09,160 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:39:09,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 57 conjunts are in the unsatisfiable core [2021-06-07 03:39:09,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:39:10,230 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-07 03:39:10,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 69 treesize of output 41 [2021-06-07 03:39:10,233 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:10,244 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:10,245 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 03:39:10,245 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:87, output treesize:41 [2021-06-07 03:39:10,686 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-07 03:39:10,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 22 [2021-06-07 03:39:10,689 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:10,693 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:10,694 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 03:39:10,694 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:10 [2021-06-07 03:39:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 6 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:39:10,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2001116529] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:10,810 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:39:10,810 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 31] total 62 [2021-06-07 03:39:10,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981188992] [2021-06-07 03:39:10,810 INFO L462 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-06-07 03:39:10,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:39:10,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-06-07 03:39:10,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=297, Invalid=3485, Unknown=0, NotChecked=0, Total=3782 [2021-06-07 03:39:10,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:10,813 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:39:10,813 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 1.8709677419354838) internal successors, (116), 62 states have internal predecessors, (116), 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 03:39:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:10,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:10,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:10,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:10,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:10,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:10,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:15,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:15,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:15,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:15,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:15,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:15,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:15,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:15,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:15,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:15,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:15,248 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-07 03:39:15,249 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:39:15,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:39:15,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1385307856, now seen corresponding path program 11 times [2021-06-07 03:39:15,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:39:15,249 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349072235] [2021-06-07 03:39:15,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:39:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:39:15,367 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 48 proven. 26 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-06-07 03:39:15,367 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:39:15,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349072235] [2021-06-07 03:39:15,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349072235] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:15,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [861753824] [2021-06-07 03:39:15,368 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 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 03:39:15,419 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-07 03:39:15,419 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:39:15,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-07 03:39:15,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:39:15,508 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 48 proven. 23 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-06-07 03:39:15,508 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [861753824] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:15,508 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:39:15,508 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-06-07 03:39:15,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210831765] [2021-06-07 03:39:15,509 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-07 03:39:15,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:39:15,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-07 03:39:15,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-06-07 03:39:15,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:15,510 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:39:15,510 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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 03:39:15,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:15,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:15,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:15,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:15,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:15,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:15,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:15,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:15,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:15,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:15,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:15,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:15,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:16,095 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:39:16,096 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:39:16,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:39:16,096 INFO L82 PathProgramCache]: Analyzing trace with hash -326879975, now seen corresponding path program 12 times [2021-06-07 03:39:16,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:39:16,096 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254739917] [2021-06-07 03:39:16,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:39:16,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:39:17,133 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 7 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:39:17,134 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:39:17,134 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254739917] [2021-06-07 03:39:17,134 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254739917] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:17,134 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2107799865] [2021-06-07 03:39:17,134 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 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 03:39:17,185 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-07 03:39:17,186 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:39:17,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 73 conjunts are in the unsatisfiable core [2021-06-07 03:39:17,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:39:18,666 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-07 03:39:18,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 89 treesize of output 53 [2021-06-07 03:39:18,669 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:18,680 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:18,680 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 03:39:18,680 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:107, output treesize:48 [2021-06-07 03:39:19,309 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-07 03:39:19,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 26 [2021-06-07 03:39:19,312 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:19,315 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:19,315 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 03:39:19,316 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:10 [2021-06-07 03:39:19,436 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:39:19,437 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2107799865] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:19,437 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:39:19,437 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 37] total 73 [2021-06-07 03:39:19,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682880251] [2021-06-07 03:39:19,437 INFO L462 AbstractCegarLoop]: Interpolant automaton has 73 states [2021-06-07 03:39:19,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:39:19,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2021-06-07 03:39:19,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=363, Invalid=4893, Unknown=0, NotChecked=0, Total=5256 [2021-06-07 03:39:19,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:19,439 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:39:19,440 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 73 states, 73 states have (on average 1.8904109589041096) internal successors, (138), 73 states have internal predecessors, (138), 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 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:25,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:25,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:25,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:39:25,604 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:39:25,605 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:39:25,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:39:25,605 INFO L82 PathProgramCache]: Analyzing trace with hash -1107701593, now seen corresponding path program 13 times [2021-06-07 03:39:25,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:39:25,605 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711573207] [2021-06-07 03:39:25,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:39:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:39:25,649 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 47 proven. 65 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-06-07 03:39:25,649 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:39:25,649 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711573207] [2021-06-07 03:39:25,649 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711573207] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:25,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1900441437] [2021-06-07 03:39:25,650 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 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 03:39:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:39:25,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-07 03:39:25,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:39:25,813 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 47 proven. 49 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-07 03:39:25,813 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1900441437] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:25,813 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:39:25,813 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2021-06-07 03:39:25,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447967779] [2021-06-07 03:39:25,814 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-07 03:39:25,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:39:25,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-07 03:39:25,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-06-07 03:39:25,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:25,815 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:39:25,815 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 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 03:39:25,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:25,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:25,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:25,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:25,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:25,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:25,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:25,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:25,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:25,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:25,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:25,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:39:25,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:26,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:26,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:26,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:26,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:26,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:26,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:26,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:26,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:26,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:26,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:26,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:26,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:39:26,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:26,483 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-06-07 03:39:26,483 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:39:26,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:39:26,483 INFO L82 PathProgramCache]: Analyzing trace with hash 665324138, now seen corresponding path program 14 times [2021-06-07 03:39:26,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:39:26,483 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971226346] [2021-06-07 03:39:26,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:39:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:39:26,528 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 69 proven. 41 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-06-07 03:39:26,529 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:39:26,529 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971226346] [2021-06-07 03:39:26,529 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971226346] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:26,529 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1351967887] [2021-06-07 03:39:26,529 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 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 03:39:26,596 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 03:39:26,596 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:39:26,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-07 03:39:26,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:39:26,696 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 69 proven. 38 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-06-07 03:39:26,696 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1351967887] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:26,697 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:39:26,697 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2021-06-07 03:39:26,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465292420] [2021-06-07 03:39:26,697 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-07 03:39:26,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:39:26,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-07 03:39:26,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-06-07 03:39:26,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:26,698 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:39:26,698 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 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 03:39:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:26,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:26,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:26,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:26,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:26,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:26,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:26,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:26,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:26,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:39:26,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:26,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:39:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:27,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:27,564 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-07 03:39:27,565 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:39:27,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:39:27,565 INFO L82 PathProgramCache]: Analyzing trace with hash -1386655981, now seen corresponding path program 15 times [2021-06-07 03:39:27,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:39:27,565 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20334891] [2021-06-07 03:39:27,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:39:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:39:28,981 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 8 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:39:28,981 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:39:28,982 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20334891] [2021-06-07 03:39:28,982 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20334891] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:28,982 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742450660] [2021-06-07 03:39:28,982 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 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 03:39:29,040 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-06-07 03:39:29,041 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:39:29,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 87 conjunts are in the unsatisfiable core [2021-06-07 03:39:29,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:39:31,135 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-07 03:39:31,135 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 109 treesize of output 65 [2021-06-07 03:39:31,137 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:31,149 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:31,150 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 03:39:31,150 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:127, output treesize:55 [2021-06-07 03:39:32,087 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-07 03:39:32,087 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 74 treesize of output 30 [2021-06-07 03:39:32,089 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:32,093 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:32,094 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 03:39:32,094 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:10 [2021-06-07 03:39:32,232 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 2 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:39:32,233 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1742450660] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:32,233 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:39:32,233 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 43] total 86 [2021-06-07 03:39:32,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220762182] [2021-06-07 03:39:32,233 INFO L462 AbstractCegarLoop]: Interpolant automaton has 86 states [2021-06-07 03:39:32,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:39:32,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2021-06-07 03:39:32,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=445, Invalid=6865, Unknown=0, NotChecked=0, Total=7310 [2021-06-07 03:39:32,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:32,235 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:39:32,236 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 86 states, 86 states have (on average 1.8372093023255813) internal successors, (158), 86 states have internal predecessors, (158), 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 03:39:32,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:32,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:32,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:32,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:32,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:32,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:32,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:32,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:32,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:32,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:32,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:32,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:39:32,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:32,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:32,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:39:40,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:40,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:40,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:39:40,819 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-06-07 03:39:40,819 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:39:40,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:39:40,820 INFO L82 PathProgramCache]: Analyzing trace with hash 1808031178, now seen corresponding path program 16 times [2021-06-07 03:39:40,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:39:40,820 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248337411] [2021-06-07 03:39:40,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:39:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:39:40,874 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 94 proven. 59 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-06-07 03:39:40,874 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:39:40,874 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248337411] [2021-06-07 03:39:40,874 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248337411] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:40,874 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234730304] [2021-06-07 03:39:40,874 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 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 03:39:40,945 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 03:39:40,945 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:39:40,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-07 03:39:40,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:39:41,061 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 94 proven. 56 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-06-07 03:39:41,062 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1234730304] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:41,062 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:39:41,062 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 9 [2021-06-07 03:39:41,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319225965] [2021-06-07 03:39:41,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-07 03:39:41,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:39:41,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-07 03:39:41,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-06-07 03:39:41,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:41,063 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:39:41,064 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 9 states have internal predecessors, (80), 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 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:41,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:39:41,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:42,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:42,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:42,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:42,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:42,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:39:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:39:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:42,419 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:39:42,420 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:39:42,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:39:42,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1386914611, now seen corresponding path program 17 times [2021-06-07 03:39:42,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:39:42,420 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765538412] [2021-06-07 03:39:42,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:39:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:39:44,280 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 9 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:39:44,280 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:39:44,280 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765538412] [2021-06-07 03:39:44,280 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765538412] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:44,280 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [184009068] [2021-06-07 03:39:44,280 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 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 03:39:44,341 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-06-07 03:39:44,341 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:39:44,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 104 conjunts are in the unsatisfiable core [2021-06-07 03:39:44,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:39:47,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:39:47,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:39:47,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,755 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:39:47,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:39:47,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:39:47,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:39:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:39:47,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:39:47,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 77 [2021-06-07 03:39:47,770 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:47,791 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:47,793 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 03:39:47,793 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:155, output treesize:62 [2021-06-07 03:39:49,394 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-06-07 03:39:49,394 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 86 treesize of output 34 [2021-06-07 03:39:49,396 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:39:49,399 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:39:49,399 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 03:39:49,399 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:89, output treesize:10 [2021-06-07 03:39:49,587 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 9 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:39:49,587 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [184009068] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:39:49,587 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:39:49,587 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 49] total 99 [2021-06-07 03:39:49,588 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16965995] [2021-06-07 03:39:49,588 INFO L462 AbstractCegarLoop]: Interpolant automaton has 99 states [2021-06-07 03:39:49,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:39:49,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2021-06-07 03:39:49,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=451, Invalid=9251, Unknown=0, NotChecked=0, Total=9702 [2021-06-07 03:39:49,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:39:49,590 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:39:49,590 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 99 states, 99 states have (on average 1.7777777777777777) internal successors, (176), 99 states have internal predecessors, (176), 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 03:39:49,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:49,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:49,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:39:49,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:49,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:39:49,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:39:49,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:39:49,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:39:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:39:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:39:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:39:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:39:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:39:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:39:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:39:49,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:40:01,075 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 109 [2021-06-07 03:40:09,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:40:10,190 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:40:10,190 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:40:10,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:40:10,190 INFO L82 PathProgramCache]: Analyzing trace with hash -763526407, now seen corresponding path program 18 times [2021-06-07 03:40:10,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:40:10,191 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108715162] [2021-06-07 03:40:10,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:40:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:40:12,459 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 10 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:40:12,459 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:40:12,459 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108715162] [2021-06-07 03:40:12,459 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108715162] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:40:12,459 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849235444] [2021-06-07 03:40:12,459 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 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 03:40:12,515 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-06-07 03:40:12,515 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:40:12,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 115 conjunts are in the unsatisfiable core [2021-06-07 03:40:12,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:40:16,169 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-07 03:40:16,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 149 treesize of output 89 [2021-06-07 03:40:16,173 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:40:16,194 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:40:16,195 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 03:40:16,195 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:167, output treesize:69 [2021-06-07 03:40:18,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:40:18,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:40:18,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 38 [2021-06-07 03:40:18,994 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:40:19,003 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:40:19,004 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 03:40:19,005 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:112, output treesize:10 [2021-06-07 03:40:19,193 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 2 proven. 302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:40:19,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [849235444] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:40:19,193 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:40:19,193 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 55] total 111 [2021-06-07 03:40:19,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091931898] [2021-06-07 03:40:19,194 INFO L462 AbstractCegarLoop]: Interpolant automaton has 111 states [2021-06-07 03:40:19,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:40:19,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2021-06-07 03:40:19,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=609, Invalid=11601, Unknown=0, NotChecked=0, Total=12210 [2021-06-07 03:40:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:40:19,196 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:40:19,197 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 111 states, 111 states have (on average 1.8468468468468469) internal successors, (205), 111 states have internal predecessors, (205), 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 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:40:19,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:19,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:40:19,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:40:29,363 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 88 [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:40:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:40:40,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:40,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:40,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:40:40,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:40,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:40:40,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:40:40,572 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:40:40,573 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:40:40,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:40:40,573 INFO L82 PathProgramCache]: Analyzing trace with hash 157221220, now seen corresponding path program 19 times [2021-06-07 03:40:40,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:40:40,573 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622558168] [2021-06-07 03:40:40,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:40:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:40:40,643 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 156 proven. 104 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-06-07 03:40:40,643 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:40:40,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622558168] [2021-06-07 03:40:40,643 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622558168] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:40:40,644 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989215709] [2021-06-07 03:40:40,644 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 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 03:40:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:40:40,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-07 03:40:40,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:40:40,840 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 156 proven. 101 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-06-07 03:40:40,840 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1989215709] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:40:40,840 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:40:40,840 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 11 [2021-06-07 03:40:40,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761513953] [2021-06-07 03:40:40,841 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-07 03:40:40,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:40:40,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-07 03:40:40,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-06-07 03:40:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:40:40,842 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:40:40,842 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 8.545454545454545) internal successors, (94), 11 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 03:40:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:40:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:40:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:40:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:40:40,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:40:40,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:40:40,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:40:40,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:40:40,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:40,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:40,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:40:40,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:40,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:40:40,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:40:40,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:40:42,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:42,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:40:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:40:43,179 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-06-07 03:40:43,179 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:40:43,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:40:43,179 INFO L82 PathProgramCache]: Analyzing trace with hash -433227699, now seen corresponding path program 20 times [2021-06-07 03:40:43,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:40:43,179 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6504488] [2021-06-07 03:40:43,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:40:43,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:40:46,048 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 11 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:40:46,048 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:40:46,048 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6504488] [2021-06-07 03:40:46,048 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6504488] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:40:46,048 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [543081282] [2021-06-07 03:40:46,049 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 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 03:40:46,102 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 03:40:46,102 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:40:46,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 127 conjunts are in the unsatisfiable core [2021-06-07 03:40:46,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:40:48,031 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-06-07 03:40:50,972 INFO L354 Elim1Store]: treesize reduction 416, result has 0.2 percent of original size [2021-06-07 03:40:50,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 169 treesize of output 101 [2021-06-07 03:40:50,974 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:40:50,992 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:40:50,993 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 03:40:50,993 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:187, output treesize:76 [2021-06-07 03:40:53,551 INFO L354 Elim1Store]: treesize reduction 416, result has 0.2 percent of original size [2021-06-07 03:40:53,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 110 treesize of output 42 [2021-06-07 03:40:53,553 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:40:53,556 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:40:53,556 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 03:40:53,556 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:113, output treesize:10 [2021-06-07 03:40:53,762 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 2 proven. 385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:40:53,762 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [543081282] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:40:53,762 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:40:53,762 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 61] total 124 [2021-06-07 03:40:53,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464558379] [2021-06-07 03:40:53,763 INFO L462 AbstractCegarLoop]: Interpolant automaton has 124 states [2021-06-07 03:40:53,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:40:53,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2021-06-07 03:40:53,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=730, Invalid=14522, Unknown=0, NotChecked=0, Total=15252 [2021-06-07 03:40:53,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:40:53,766 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:40:53,766 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 124 states, 124 states have (on average 1.7580645161290323) internal successors, (218), 124 states have internal predecessors, (218), 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 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:40:53,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:40:53,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:40:53,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:41:03,268 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 84 [2021-06-07 03:41:03,537 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 92 [2021-06-07 03:41:04,052 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 90 [2021-06-07 03:41:04,404 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:41:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:41:13,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:41:13,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-06-07 03:41:13,724 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:41:13,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:41:13,724 INFO L82 PathProgramCache]: Analyzing trace with hash 198817846, now seen corresponding path program 21 times [2021-06-07 03:41:13,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:41:13,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027085053] [2021-06-07 03:41:13,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:41:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:41:13,804 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 193 proven. 131 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-06-07 03:41:13,804 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:41:13,804 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027085053] [2021-06-07 03:41:13,804 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027085053] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:41:13,804 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1218630954] [2021-06-07 03:41:13,805 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 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 03:41:13,878 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-06-07 03:41:13,878 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:41:13,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-07 03:41:13,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:41:14,017 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 193 proven. 128 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-06-07 03:41:14,017 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1218630954] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:41:14,017 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:41:14,018 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 12 [2021-06-07 03:41:14,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505856968] [2021-06-07 03:41:14,018 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-07 03:41:14,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:41:14,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-07 03:41:14,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-06-07 03:41:14,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:41:14,019 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:41:14,019 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 8.416666666666666) internal successors, (101), 12 states have internal predecessors, (101), 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 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:41:14,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:14,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:41:14,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:41:14,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:41:14,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:41:14,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:41:16,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:41:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:41:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:41:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:41:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:41:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:41:17,159 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:41:17,159 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:41:17,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:41:17,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1380753441, now seen corresponding path program 22 times [2021-06-07 03:41:17,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:41:17,160 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035202607] [2021-06-07 03:41:17,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:41:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:41:20,727 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 12 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:41:20,728 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:41:20,728 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035202607] [2021-06-07 03:41:20,728 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035202607] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:41:20,728 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785292662] [2021-06-07 03:41:20,728 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 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 03:41:20,783 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 03:41:20,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:41:20,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 141 conjunts are in the unsatisfiable core [2021-06-07 03:41:20,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:41:26,843 INFO L354 Elim1Store]: treesize reduction 522, result has 0.2 percent of original size [2021-06-07 03:41:26,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 189 treesize of output 113 [2021-06-07 03:41:26,845 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:41:26,865 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:41:26,865 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 03:41:26,865 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:207, output treesize:83 [2021-06-07 03:41:30,132 INFO L354 Elim1Store]: treesize reduction 522, result has 0.2 percent of original size [2021-06-07 03:41:30,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 122 treesize of output 46 [2021-06-07 03:41:30,134 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:41:30,137 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:41:30,137 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 03:41:30,137 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:125, output treesize:10 [2021-06-07 03:41:30,366 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 12 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:41:30,366 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1785292662] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:41:30,366 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:41:30,366 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [76, 67] total 139 [2021-06-07 03:41:30,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68658013] [2021-06-07 03:41:30,366 INFO L462 AbstractCegarLoop]: Interpolant automaton has 139 states [2021-06-07 03:41:30,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:41:30,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 139 interpolants. [2021-06-07 03:41:30,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=846, Invalid=18336, Unknown=0, NotChecked=0, Total=19182 [2021-06-07 03:41:30,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:41:30,369 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:41:30,369 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 139 states, 139 states have (on average 1.6978417266187051) internal successors, (236), 139 states have internal predecessors, (236), 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 03:41:30,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:30,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:30,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:41:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:41:32,390 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2021-06-07 03:41:38,648 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2021-06-07 03:41:42,158 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 93 [2021-06-07 03:41:42,711 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 90 [2021-06-07 03:41:43,015 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 98 [2021-06-07 03:41:43,612 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 95 [2021-06-07 03:41:43,975 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 103 [2021-06-07 03:41:55,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:55,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:41:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:41:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:41:56,150 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-06-07 03:41:56,150 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:41:56,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:41:56,151 INFO L82 PathProgramCache]: Analyzing trace with hash 1777478654, now seen corresponding path program 23 times [2021-06-07 03:41:56,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:41:56,151 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343111100] [2021-06-07 03:41:56,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:41:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:41:56,242 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 234 proven. 161 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-06-07 03:41:56,242 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:41:56,243 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343111100] [2021-06-07 03:41:56,243 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343111100] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:41:56,243 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [895929414] [2021-06-07 03:41:56,243 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 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 03:41:56,343 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-06-07 03:41:56,343 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:41:56,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-07 03:41:56,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:41:56,488 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 234 proven. 158 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-06-07 03:41:56,488 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [895929414] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:41:56,488 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:41:56,488 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 13 [2021-06-07 03:41:56,488 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713928143] [2021-06-07 03:41:56,489 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-07 03:41:56,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:41:56,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-07 03:41:56,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-06-07 03:41:56,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:41:56,492 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:41:56,492 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 8.307692307692308) internal successors, (108), 13 states have internal predecessors, (108), 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 03:41:56,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:56,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:56,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:41:56,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:56,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:41:56,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:41:56,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:41:56,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:42:00,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:42:00,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:42:00,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:42:00,632 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-06-07 03:42:00,632 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:42:00,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:42:00,633 INFO L82 PathProgramCache]: Analyzing trace with hash -870247321, now seen corresponding path program 24 times [2021-06-07 03:42:00,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:42:00,633 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874531945] [2021-06-07 03:42:00,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:42:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:42:04,989 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 13 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:42:04,989 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:42:04,989 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874531945] [2021-06-07 03:42:04,989 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874531945] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:42:04,989 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224035064] [2021-06-07 03:42:04,989 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 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 03:42:05,061 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2021-06-07 03:42:05,061 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:42:05,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 155 conjunts are in the unsatisfiable core [2021-06-07 03:42:05,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:42:12,483 INFO L354 Elim1Store]: treesize reduction 640, result has 0.2 percent of original size [2021-06-07 03:42:12,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 209 treesize of output 125 [2021-06-07 03:42:12,486 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:42:12,507 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:42:12,508 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 03:42:12,508 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:227, output treesize:90 [2021-06-07 03:42:16,484 INFO L354 Elim1Store]: treesize reduction 640, result has 0.2 percent of original size [2021-06-07 03:42:16,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 134 treesize of output 50 [2021-06-07 03:42:16,486 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:42:16,489 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:42:16,490 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 03:42:16,490 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:137, output treesize:10 [2021-06-07 03:42:16,742 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 2 proven. 581 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:42:16,742 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224035064] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:42:16,742 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:42:16,742 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 73] total 153 [2021-06-07 03:42:16,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81086813] [2021-06-07 03:42:16,743 INFO L462 AbstractCegarLoop]: Interpolant automaton has 153 states [2021-06-07 03:42:16,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:42:16,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 153 interpolants. [2021-06-07 03:42:16,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=983, Invalid=22273, Unknown=0, NotChecked=0, Total=23256 [2021-06-07 03:42:16,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:42:16,745 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:42:16,745 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 153 states, 153 states have (on average 1.7320261437908497) internal successors, (265), 153 states have internal predecessors, (265), 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 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:42:16,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:42:16,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:42:16,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:42:16,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:42:16,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:42:29,253 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 96 [2021-06-07 03:42:30,019 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 101 [2021-06-07 03:42:30,830 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 106 [2021-06-07 03:42:31,697 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 112 [2021-06-07 03:42:32,719 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 55 [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:42:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:42:45,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:42:45,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:42:45,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:42:45,581 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:42:45,581 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:42:45,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:42:45,581 INFO L82 PathProgramCache]: Analyzing trace with hash -56865636, now seen corresponding path program 25 times [2021-06-07 03:42:45,582 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:42:45,582 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726098320] [2021-06-07 03:42:45,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:42:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:42:45,689 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 279 proven. 194 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2021-06-07 03:42:45,689 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:42:45,689 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726098320] [2021-06-07 03:42:45,689 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726098320] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:42:45,689 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [41254565] [2021-06-07 03:42:45,689 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 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 03:42:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:42:45,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-07 03:42:45,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:42:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 279 proven. 191 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2021-06-07 03:42:46,024 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [41254565] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:42:46,024 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:42:46,024 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 14 [2021-06-07 03:42:46,025 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368152742] [2021-06-07 03:42:46,025 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-07 03:42:46,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:42:46,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-07 03:42:46,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2021-06-07 03:42:46,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:42:46,025 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:42:46,025 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 8.214285714285714) internal successors, (115), 14 states have internal predecessors, (115), 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 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:42:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:42:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:42:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:42:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:42:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:42:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:42:51,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:42:51,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:42:51,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:42:51,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:42:51,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:42:51,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:42:51,559 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-07 03:42:51,559 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:42:51,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:42:51,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1360430533, now seen corresponding path program 26 times [2021-06-07 03:42:51,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:42:51,560 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586903026] [2021-06-07 03:42:51,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:42:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:42:56,753 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 14 proven. 682 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:42:56,754 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:42:56,754 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586903026] [2021-06-07 03:42:56,754 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586903026] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:42:56,754 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1159034154] [2021-06-07 03:42:56,754 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 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 03:42:56,825 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 03:42:56,825 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:42:56,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 169 conjunts are in the unsatisfiable core [2021-06-07 03:42:56,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:43:05,939 INFO L354 Elim1Store]: treesize reduction 770, result has 0.1 percent of original size [2021-06-07 03:43:05,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 229 treesize of output 137 [2021-06-07 03:43:05,941 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:43:05,964 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:43:05,965 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 03:43:05,965 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:247, output treesize:97 [2021-06-07 03:43:11,126 INFO L354 Elim1Store]: treesize reduction 770, result has 0.1 percent of original size [2021-06-07 03:43:11,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 146 treesize of output 54 [2021-06-07 03:43:11,128 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:43:11,131 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:43:11,131 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 03:43:11,132 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:149, output treesize:10 [2021-06-07 03:43:11,408 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 2 proven. 694 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:43:11,409 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1159034154] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:43:11,409 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:43:11,409 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [90, 79] total 165 [2021-06-07 03:43:11,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221444629] [2021-06-07 03:43:11,409 INFO L462 AbstractCegarLoop]: Interpolant automaton has 165 states [2021-06-07 03:43:11,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:43:11,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 165 interpolants. [2021-06-07 03:43:11,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1087, Invalid=25973, Unknown=0, NotChecked=0, Total=27060 [2021-06-07 03:43:11,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:43:11,412 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:43:11,412 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 165 states, 165 states have (on average 1.6848484848484848) internal successors, (278), 165 states have internal predecessors, (278), 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 03:43:11,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:43:11,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:43:11,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:43:11,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:43:11,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:43:11,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:43:11,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:43:11,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:43:11,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:43:11,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:43:11,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:43:11,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:43:22,178 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 74 [2021-06-07 03:43:22,441 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 75 [2021-06-07 03:43:22,810 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 73 [2021-06-07 03:43:27,191 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 97 [2021-06-07 03:43:27,857 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 89 [2021-06-07 03:43:28,172 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 92 [2021-06-07 03:43:28,829 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 92 [2021-06-07 03:43:29,177 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 100 [2021-06-07 03:43:29,870 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 97 [2021-06-07 03:43:30,235 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 105 [2021-06-07 03:43:30,976 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-06-07 03:43:31,352 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 110 [2021-06-07 03:43:32,121 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2021-06-07 03:43:32,505 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 116 [2021-06-07 03:43:33,312 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 116 [2021-06-07 03:43:33,754 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 122 [2021-06-07 03:43:53,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:43:53,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:43:53,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:43:53,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:43:53,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:43:53,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:43:53,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:43:53,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:43:53,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:43:53,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:43:53,900 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:43:53,901 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:43:53,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:43:53,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1444035992, now seen corresponding path program 27 times [2021-06-07 03:43:53,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:43:53,901 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074796704] [2021-06-07 03:43:53,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:43:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:43:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 328 proven. 230 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2021-06-07 03:43:54,005 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:43:54,005 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074796704] [2021-06-07 03:43:54,005 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074796704] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:43:54,005 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350342013] [2021-06-07 03:43:54,005 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 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 03:43:54,105 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-06-07 03:43:54,105 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:43:54,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-07 03:43:54,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:43:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 328 proven. 227 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2021-06-07 03:43:54,273 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350342013] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:43:54,273 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:43:54,274 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 15 [2021-06-07 03:43:54,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008809837] [2021-06-07 03:43:54,275 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-07 03:43:54,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:43:54,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-07 03:43:54,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2021-06-07 03:43:54,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:43:54,277 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:43:54,277 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 8.133333333333333) internal successors, (122), 15 states have internal predecessors, (122), 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 03:43:54,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:43:54,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:43:54,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:43:54,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:43:54,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:43:54,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:43:54,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:43:54,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:44:00,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:44:00,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:44:00,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:44:00,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:44:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:44:00,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:44:00,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:44:00,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:44:00,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:44:00,989 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable52 [2021-06-07 03:44:00,990 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:44:00,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:44:00,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1636182143, now seen corresponding path program 28 times [2021-06-07 03:44:00,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:44:00,990 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951214568] [2021-06-07 03:44:00,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:44:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:44:06,990 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 15 proven. 804 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:44:06,990 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:44:06,990 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951214568] [2021-06-07 03:44:06,990 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951214568] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:44:06,990 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [838717643] [2021-06-07 03:44:06,991 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 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 03:44:07,053 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 03:44:07,053 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:44:07,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 183 conjunts are in the unsatisfiable core [2021-06-07 03:44:07,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:44:12,308 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-06-07 03:44:17,851 INFO L354 Elim1Store]: treesize reduction 912, result has 0.1 percent of original size [2021-06-07 03:44:17,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 249 treesize of output 149 [2021-06-07 03:44:17,854 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:44:17,879 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:44:17,880 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 03:44:17,880 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:267, output treesize:104 [2021-06-07 03:44:23,989 INFO L354 Elim1Store]: treesize reduction 912, result has 0.1 percent of original size [2021-06-07 03:44:23,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 158 treesize of output 58 [2021-06-07 03:44:23,991 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:44:23,995 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:44:23,995 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 03:44:23,995 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:161, output treesize:10 [2021-06-07 03:44:24,301 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 15 proven. 804 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:44:24,301 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [838717643] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:44:24,301 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:44:24,301 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 85] total 179 [2021-06-07 03:44:24,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307698806] [2021-06-07 03:44:24,301 INFO L462 AbstractCegarLoop]: Interpolant automaton has 179 states [2021-06-07 03:44:24,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:44:24,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 179 interpolants. [2021-06-07 03:44:24,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1242, Invalid=30620, Unknown=0, NotChecked=0, Total=31862 [2021-06-07 03:44:24,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:44:24,303 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:44:24,304 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 179 states, 179 states have (on average 1.6536312849162011) internal successors, (296), 179 states have internal predecessors, (296), 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 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:44:24,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:44:24,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:44:34,408 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 74 [2021-06-07 03:44:34,671 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 75 [2021-06-07 03:44:35,324 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 79 [2021-06-07 03:44:35,598 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-06-07 03:44:35,955 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 78 [2021-06-07 03:44:36,454 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 76 [2021-06-07 03:44:39,935 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 91 [2021-06-07 03:44:40,750 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 97 [2021-06-07 03:44:41,618 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2021-06-07 03:44:42,513 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 106 [2021-06-07 03:44:43,446 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 114 [2021-06-07 03:44:44,424 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 118 [2021-06-07 03:44:45,525 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2021-06-07 03:44:46,623 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 130 [2021-06-07 03:44:57,541 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 74 [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:45:08,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:45:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:45:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:45:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:45:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:45:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:45:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:45:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:45:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:45:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:45:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:45:08,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2021-06-07 03:45:08,234 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:45:08,234 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:45:08,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:45:08,235 INFO L82 PathProgramCache]: Analyzing trace with hash -1170241022, now seen corresponding path program 29 times [2021-06-07 03:45:08,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:45:08,235 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664017853] [2021-06-07 03:45:08,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:45:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:45:08,373 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 381 proven. 269 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2021-06-07 03:45:08,373 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:45:08,373 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664017853] [2021-06-07 03:45:08,373 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664017853] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:45:08,373 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [484244305] [2021-06-07 03:45:08,373 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 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 03:45:08,479 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2021-06-07 03:45:08,479 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:45:08,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-07 03:45:08,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:45:08,658 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 381 proven. 266 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2021-06-07 03:45:08,659 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [484244305] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:45:08,659 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:45:08,659 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 16 [2021-06-07 03:45:08,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498052759] [2021-06-07 03:45:08,659 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-07 03:45:08,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:45:08,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-07 03:45:08,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2021-06-07 03:45:08,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:45:08,659 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:45:08,660 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 8.0625) internal successors, (129), 16 states have internal predecessors, (129), 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 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:45:08,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:45:08,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:45:08,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:45:08,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:45:08,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:45:08,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:45:08,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:45:08,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:45:08,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:45:08,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2021-06-07 03:45:08,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:45:17,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:45:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:45:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:45:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2021-06-07 03:45:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 03:45:17,321 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2021-06-07 03:45:17,321 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:45:17,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:45:17,322 INFO L82 PathProgramCache]: Analyzing trace with hash 551720107, now seen corresponding path program 30 times [2021-06-07 03:45:17,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:45:17,322 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86354923] [2021-06-07 03:45:17,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:45:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:45:18,421 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-06-07 03:45:24,534 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 16 proven. 936 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:45:24,534 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:45:24,534 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86354923] [2021-06-07 03:45:24,534 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86354923] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:45:24,534 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457728528] [2021-06-07 03:45:24,534 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 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 03:45:24,620 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2021-06-07 03:45:24,621 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:45:24,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 213 conjunts are in the unsatisfiable core [2021-06-07 03:45:24,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:45:38,085 INFO L354 Elim1Store]: treesize reduction 1066, result has 0.1 percent of original size [2021-06-07 03:45:38,085 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 269 treesize of output 161 [2021-06-07 03:45:38,088 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:45:38,115 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:45:38,116 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 03:45:38,116 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:287, output treesize:111 [2021-06-07 03:45:54,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:45:54,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:45:54,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:45:54,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:45:54,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:45:54,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:45:54,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,579 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:45:54,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:45:54,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:45:54,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:45:54,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 03:45:54,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 03:45:54,589 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-06-07 03:45:54,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 25 select indices, 25 select index equivalence classes, 91 disjoint index pairs (out of 300 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 62 [2021-06-07 03:45:54,593 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:45:54,599 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:45:54,600 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 03:45:54,600 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:181, output treesize:10 [2021-06-07 03:45:55,092 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 2 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:45:55,092 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [457728528] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:45:55,092 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:45:55,092 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [104, 91] total 191 [2021-06-07 03:45:55,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890618710] [2021-06-07 03:45:55,093 INFO L462 AbstractCegarLoop]: Interpolant automaton has 191 states [2021-06-07 03:45:55,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:45:55,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 191 interpolants. [2021-06-07 03:45:55,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1101, Invalid=35189, Unknown=0, NotChecked=0, Total=36290 [2021-06-07 03:45:55,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:45:55,095 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:45:55,095 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 191 states, 191 states have (on average 1.7015706806282722) internal successors, (325), 191 states have internal predecessors, (325), 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 03:45:55,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:55,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:55,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:45:55,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:45:55,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:45:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:45:55,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:45:55,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:45:55,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2021-06-07 03:45:55,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 03:45:55,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:46:09,402 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-06-07 03:46:09,738 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 75 [2021-06-07 03:46:10,743 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 79 [2021-06-07 03:46:11,091 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-06-07 03:46:12,050 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 81 [2021-06-07 03:46:12,410 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 82 [2021-06-07 03:46:12,928 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 80 [2021-06-07 03:46:13,655 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-06-07 03:46:15,426 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2021-06-07 03:46:16,735 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 91 [2021-06-07 03:46:17,680 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2021-06-07 03:46:18,211 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 92 [2021-06-07 03:46:19,474 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2021-06-07 03:46:20,029 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 101 [2021-06-07 03:46:21,191 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 93 [2021-06-07 03:46:21,696 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 98 [2021-06-07 03:46:22,688 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 97 [2021-06-07 03:46:23,268 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2021-06-07 03:46:24,403 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 102 [2021-06-07 03:46:24,935 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 108 [2021-06-07 03:46:26,082 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-06-07 03:46:26,768 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 114 [2021-06-07 03:46:28,117 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 114 [2021-06-07 03:46:28,844 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 120 [2021-06-07 03:46:30,426 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2021-06-07 03:46:31,195 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 128 [2021-06-07 03:46:32,764 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 125 [2021-06-07 03:46:33,533 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 132 [2021-06-07 03:46:35,146 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 132 [2021-06-07 03:46:36,016 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 134 [2021-06-07 03:46:40,436 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 102 [2021-06-07 03:46:49,768 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2021-06-07 03:47:50,856 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 79 [2021-06-07 03:48:06,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2021-06-07 03:48:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 03:48:06,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-07 03:48:06,604 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2021-06-07 03:48:06,604 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:48:06,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:48:06,605 INFO L82 PathProgramCache]: Analyzing trace with hash 1295226418, now seen corresponding path program 31 times [2021-06-07 03:48:06,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:48:06,605 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020644141] [2021-06-07 03:48:06,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:48:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:48:06,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 438 proven. 311 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2021-06-07 03:48:06,765 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:48:06,765 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020644141] [2021-06-07 03:48:06,765 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020644141] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:48:06,765 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343037971] [2021-06-07 03:48:06,765 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 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 03:48:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:48:06,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-07 03:48:06,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:48:07,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 438 proven. 308 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2021-06-07 03:48:07,024 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343037971] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:48:07,024 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:48:07,024 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 17 [2021-06-07 03:48:07,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113124004] [2021-06-07 03:48:07,025 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-07 03:48:07,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:48:07,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-07 03:48:07,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2021-06-07 03:48:07,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:48:07,025 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:48:07,025 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 8.0) internal successors, (136), 17 states have internal predecessors, (136), 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 03:48:07,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 03:48:07,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-07 03:48:07,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:48:19,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:48:19,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:48:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:48:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:48:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:48:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:48:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:48:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:48:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2021-06-07 03:48:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 03:48:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-07 03:48:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 03:48:19,897 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:48:19,897 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:48:19,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:48:19,897 INFO L82 PathProgramCache]: Analyzing trace with hash 1040982427, now seen corresponding path program 32 times [2021-06-07 03:48:19,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:48:19,898 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592927348] [2021-06-07 03:48:19,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:48:20,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:48:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 17 proven. 1078 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:48:29,072 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:48:29,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592927348] [2021-06-07 03:48:29,073 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592927348] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:48:29,073 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463727548] [2021-06-07 03:48:29,073 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 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 03:48:29,139 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 03:48:29,139 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:48:29,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 211 conjunts are in the unsatisfiable core [2021-06-07 03:48:29,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:48:47,627 INFO L354 Elim1Store]: treesize reduction 1232, result has 0.1 percent of original size [2021-06-07 03:48:47,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 289 treesize of output 173 [2021-06-07 03:48:47,630 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:48:47,661 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:48:47,662 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 03:48:47,662 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:307, output treesize:118 [2021-06-07 03:48:59,210 INFO L354 Elim1Store]: treesize reduction 1232, result has 0.1 percent of original size [2021-06-07 03:48:59,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 182 treesize of output 66 [2021-06-07 03:48:59,225 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 03:48:59,229 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 03:48:59,230 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 03:48:59,230 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:185, output treesize:10 [2021-06-07 03:48:59,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 2 proven. 1093 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 03:48:59,630 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463727548] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:48:59,630 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:48:59,631 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [111, 97] total 204 [2021-06-07 03:48:59,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240897670] [2021-06-07 03:48:59,631 INFO L462 AbstractCegarLoop]: Interpolant automaton has 204 states [2021-06-07 03:48:59,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:48:59,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 204 interpolants. [2021-06-07 03:48:59,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1501, Invalid=39911, Unknown=0, NotChecked=0, Total=41412 [2021-06-07 03:48:59,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:48:59,633 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:48:59,633 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 204 states, 204 states have (on average 1.6568627450980393) internal successors, (338), 204 states have internal predecessors, (338), 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 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:48:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 03:48:59,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:49:12,037 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2021-06-07 03:49:12,418 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 64 [2021-06-07 03:49:14,779 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 71 [2021-06-07 03:49:15,108 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 72 [2021-06-07 03:49:16,116 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 74 [2021-06-07 03:49:16,455 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 75 [2021-06-07 03:49:17,444 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 79 [2021-06-07 03:49:17,796 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-06-07 03:49:18,842 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 82 [2021-06-07 03:49:19,199 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 83 [2021-06-07 03:49:20,223 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 86 [2021-06-07 03:49:20,595 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 87 [2021-06-07 03:49:21,120 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2021-06-07 03:49:21,868 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 84 [2021-06-07 03:49:23,403 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2021-06-07 03:49:23,899 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 91 [2021-06-07 03:49:25,093 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 89 [2021-06-07 03:49:25,624 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 95 [2021-06-07 03:49:26,758 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2021-06-07 03:49:27,312 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 99 [2021-06-07 03:49:28,448 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2021-06-07 03:49:29,001 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2021-06-07 03:49:29,887 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 99 [2021-06-07 03:49:30,337 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2021-06-07 03:49:31,261 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 103 [2021-06-07 03:49:31,725 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 108 [2021-06-07 03:49:32,668 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 107 [2021-06-07 03:49:33,173 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 115 [2021-06-07 03:49:34,181 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 112 [2021-06-07 03:49:34,714 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 120 [2021-06-07 03:49:35,796 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 117 [2021-06-07 03:49:36,334 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 125 [2021-06-07 03:49:37,432 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 125 [2021-06-07 03:49:37,992 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 133 [2021-06-07 03:49:39,141 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 130 [2021-06-07 03:49:39,731 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 138 [2021-06-07 03:49:40,951 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 135 [2021-06-07 03:49:41,701 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 144 [2021-06-07 03:49:42,525 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-06-07 03:49:43,556 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 141 [2021-06-07 03:49:44,487 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 150 [2021-06-07 03:49:45,366 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-06-07 03:49:47,226 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 71 [2021-06-07 03:50:06,793 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 82 [2021-06-07 03:50:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:50:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:50:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:50:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:50:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:50:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:50:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:50:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:50:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:50:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:50:29,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 03:50:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-07 03:50:29,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 03:50:29,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2021-06-07 03:50:29,523 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:50:29,523 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:50:29,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:50:29,524 INFO L82 PathProgramCache]: Analyzing trace with hash 2143228008, now seen corresponding path program 33 times [2021-06-07 03:50:29,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:50:29,524 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566389286] [2021-06-07 03:50:29,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:50:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 03:50:29,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 499 proven. 356 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2021-06-07 03:50:29,760 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 03:50:29,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566389286] [2021-06-07 03:50:29,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566389286] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:50:29,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1684300630] [2021-06-07 03:50:29,760 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 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 03:50:29,971 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 19 check-sat command(s) [2021-06-07 03:50:29,971 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 03:50:29,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-07 03:50:29,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 03:50:30,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 499 proven. 353 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2021-06-07 03:50:30,208 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1684300630] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 03:50:30,208 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 03:50:30,208 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 18 [2021-06-07 03:50:30,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97585977] [2021-06-07 03:50:30,209 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-07 03:50:30,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 03:50:30,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-07 03:50:30,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2021-06-07 03:50:30,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:50:30,209 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 03:50:30,210 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 7.944444444444445) internal successors, (143), 18 states have internal predecessors, (143), 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 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:50:30,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2021-06-07 03:50:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-06-07 03:50:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 03:50:47,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2021-06-07 03:50:47,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 03:50:47,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2021-06-07 03:50:47,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 03:50:47,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-07 03:50:47,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 03:50:47,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2021-06-07 03:50:47,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 03:50:48,100 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 03:50:48,100 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 03:50:48,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 03:50:48,100 INFO L82 PathProgramCache]: Analyzing trace with hash -2123158383, now seen corresponding path program 34 times [2021-06-07 03:50:48,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 03:50:48,101 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422764013] [2021-06-07 03:50:48,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 03:50:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-06-07 03:50:52,335 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2021-06-07 03:50:52,335 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-07 03:50:52,379 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-07 03:50:52,380 WARN L196 ceAbstractionStarter]: Timeout [2021-06-07 03:50:52,380 INFO L202 PluginConnector]: Adding new model prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.06 03:50:52 BasicIcfg [2021-06-07 03:50:52,380 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-07 03:50:52,381 INFO L168 Benchmark]: Toolchain (without parser) took 717373.73 ms. Allocated memory was 346.0 MB in the beginning and 4.8 GB in the end (delta: 4.5 GB). Free memory was 325.2 MB in the beginning and 1.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.3 GB. Max. memory is 16.0 GB. [2021-06-07 03:50:52,381 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 346.0 MB. Free memory is still 326.4 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 03:50:52,381 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.30 ms. Allocated memory is still 346.0 MB. Free memory was 325.2 MB in the beginning and 323.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 03:50:52,381 INFO L168 Benchmark]: Boogie Preprocessor took 26.36 ms. Allocated memory is still 346.0 MB. Free memory was 323.7 MB in the beginning and 322.7 MB in the end (delta: 999.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-07 03:50:52,381 INFO L168 Benchmark]: RCFGBuilder took 262.18 ms. Allocated memory is still 346.0 MB. Free memory was 322.5 MB in the beginning and 307.5 MB in the end (delta: 15.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-07 03:50:52,381 INFO L168 Benchmark]: TraceAbstraction took 717052.62 ms. Allocated memory was 346.0 MB in the beginning and 4.8 GB in the end (delta: 4.5 GB). Free memory was 307.1 MB in the beginning and 1.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.3 GB. Max. memory is 16.0 GB. [2021-06-07 03:50:52,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 346.0 MB. Free memory is still 326.4 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 27.30 ms. Allocated memory is still 346.0 MB. Free memory was 325.2 MB in the beginning and 323.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 26.36 ms. Allocated memory is still 346.0 MB. Free memory was 323.7 MB in the beginning and 322.7 MB in the end (delta: 999.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 262.18 ms. Allocated memory is still 346.0 MB. Free memory was 322.5 MB in the beginning and 307.5 MB in the end (delta: 15.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 717052.62 ms. Allocated memory was 346.0 MB in the beginning and 4.8 GB in the end (delta: 4.5 GB). Free memory was 307.1 MB in the beginning and 1.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.3 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8069570, positive: 7384823, positive conditional: 7384823, positive unconditional: 0, negative: 684747, negative conditional: 684747, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 7402592, positive: 7384823, positive conditional: 7384823, positive unconditional: 0, negative: 17769, negative conditional: 17769, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 7402592, positive: 7358947, positive conditional: 0, positive unconditional: 7358947, negative: 43645, negative conditional: 0, negative unconditional: 43645, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 234, positive: 220, positive conditional: 0, positive unconditional: 220, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 234, positive: 218, positive conditional: 0, positive unconditional: 218, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7402592, positive: 7358727, positive conditional: 0, positive unconditional: 7358727, negative: 43631, negative conditional: 0, negative unconditional: 43631, unknown: 234, unknown conditional: 0, unknown unconditional: 234] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467, SemanticConditionEliminator.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 659917, positive: 25876, positive conditional: 25876, positive unconditional: 0, negative: 634041, negative conditional: 191574, negative unconditional: 442467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 328, positive: 51, positive conditional: 49, positive unconditional: 2, negative: 277, negative conditional: 263, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 115, positive conditional: 109, positive unconditional: 7, negative: 457, negative conditional: 352, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 659917, positive: 25827, positive conditional: 25827, positive unconditional: 0, negative: 633778, negative conditional: 191311, negative unconditional: 442467, unknown: 312, unknown conditional: 312, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 546, Positive cache size: 269, Positive conditional cache size: 49, Positive unconditional cache size: 220, Negative cache size: 277, Negative conditional cache size: 263, Negative unconditional cache size: 14, Eliminated conditions: 442467 ], Maximal queried relation: 33, Independence queries for same thread: 666978 - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 185 with TraceHistMax 16,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 41 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 61 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 716901.9ms, OverallIterations: 34, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.0ms, PartialOrderReductionTime: 510073.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1800, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 312.2ms SsaConstructionTime, 1945.4ms SatisfiabilityAnalysisTime, 192830.9ms InterpolantComputationTime, 6480 NumberOfCodeBlocks, 6475 NumberOfCodeBlocksAsserted, 223 NumberOfCheckSat, 6417 ConstructedInterpolants, 82 QuantifiedInterpolants, 208485 SizeOfPredicates, 339 NumberOfNonLiveVariables, 8826 ConjunctsInSsa, 1989 ConjunctsInUnsatCore, 63 InterpolantComputations, 4 PerfectInterpolantSequences, 9653/25248 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process !SESSION 2021-06-07 03:38:53.203 ----------------------------------------------- eclipse.buildId=unknown java.version=11.0.11 java.vendor=Debian BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -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/prod-cons3.wvr.bpl Command-line arguments: -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/prod-cons3.wvr.bpl !ENTRY org.eclipse.osgi 4 0 2021-06-07 03:50:52.874 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8f15cf01/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8f15cf01/.metadata/.log.